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Patent (1326610) 1326610
Journal Article (162080) 162080
Conference Proceeding (126710) 126710
Newspaper Article (95525) 95525
Newsletter (29348) 29348
Magazine Article (19423) 19423
Book Chapter (4595) 4595
Book / eBook (3916) 3916
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Standard (319) 319
Book Review (287) 287
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Reference (155) 155
Transcript (121) 121
Paper (56) 56
Journal / eJournal (22) 22
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Exam (1) 1
Library Holding (1) 1
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electricity (1269088) 1269088
generation (1132984) 1132984
conversion or distribution of electric power (1132945) 1132945
circuit arrangements or systems for supplying or distributingelectric power (781973) 781973
systems for storing electric energy (781973) 781973
physics (356234) 356234
emergency protective circuit arrangements (305604) 305604
basic electric elements (274516) 274516
electric techniques not otherwise provided for (196937) 196937
printed circuits (176696) 176696
transporting (173729) 173729
performing operations (173712) 173712
casings or constructional details of electric apparatus (165873) 165873
manufacture of assemblages of electrical components (165873) 165873
apparatus for conversion between ac and ac, between ac and dc,or between dc and dc, and for use with mains or similar powersupply systems (127346) 127346
control or regulation thereof (127346) 127346
conversion of dc or ac input power into surge outputpower (127346) 127346
vehicles in general (123127) 123127
testing (115027) 115027
measuring (109451) 109451
integrated circuits (103826) 103826
general tagging of cross-sectional technologies spanning over several sections of the ipc (102749) 102749
general tagging of new technological developments (102749) 102749
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (102749) 102749
processes or means, e.g. batteries, for the direct conversionof chemical into electrical energy (101147) 101147
electric communication technique (97955) 97955
science & technology (95453) 95453
counting (88620) 88620
computing (88379) 88379
calculating (88340) 88340
measuring electric variables (85304) 85304
measuring magnetic variables (85304) 85304
technology (84173) 84173
technologies or applications for mitigation or adaptation againstclimate change (81791) 81791
cryptography (81743) 81743
education (81202) 81202
display (80626) 80626
advertising (80489) 80489
seals (80403) 80403
engineering (76130) 76130
circuits (75656) 75656
arrangements or circuits for control of indicating devicesusing static means to present variable information (74998) 74998
lighting (74559) 74559
mechanical engineering (73986) 73986
heating (73640) 73640
weapons (72396) 72396
blasting (72101) 72101
electric equipment or propulsion of electrically-propelledvehicles (71414) 71414
electrodynamic brake systems for vehicles, in general (71414) 71414
magnetic suspension or levitation for vehicles (71414) 71414
basic electronic circuitry (66611) 66611
electric digital data processing (64941) 64941
engineering, electrical & electronic (64222) 64222
semiconductor devices (63899) 63899
electric solid state devices not otherwise provided for (59016) 59016
controlling (58612) 58612
regulating (58609) 58609
electronics (50264) 50264
exact sciences and technology (48733) 48733
control or regulation of electric motors, electric generatorsor dynamo-electric converters (47299) 47299
controlling transformers, reactors or choke coils (47299) 47299
applied sciences (46957) 46957
inventors (41945) 41945
transmission (41054) 41054
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (40053) 40053
relays (38859) 38859
transformers (38764) 38764
voltage (36800) 36800
selectors (36177) 36177
electric switches (36150) 36150
emergency protective devices (36135) 36135
systems for regulating electric or magnetic variables (34369) 34369
magnets (34330) 34330
human necessities (34015) 34015
inductances (33844) 33844
selection of materials for their magnetic properties (33838) 33838
optics (31666) 31666
current collectors (31579) 31579
line connectors (31575) 31575
installation of electric cables or lines, or of combinedoptical and electric cables or lines (30806) 30806
vehicles, vehicle fittings, or vehicle parts, not otherwiseprovided for (30149) 30149
electric heating (30011) 30011
electric lighting not otherwise provided for (29982) 29982
boards, substations, or switching arrangements for the supplyor distribution of electric power (29338) 29338
capacitors (28585) 28585
physical sciences (28304) 28304
switches (27123) 27123
circuit components (27002) 27002
pulse technique (25907) 25907
intellectual property (25651) 25651
resonators (25461) 25461
transistors (25076) 25076
semiconductor chips (25002) 25002
electric, optical and optoelectronic circuits (24932) 24932
impedance networks, e.g. resonant circuits (24289) 24289
dynamo-electric machines (23655) 23655
circuit properties (23547) 23547
climate change mitigation technologies related totransportation (23066) 23066
signalling (22392) 22392
semiconductors (21500) 21500
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Library Location Library Location
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Engineering & Comp. Sci. - Stacks (1165) 1165
Online Resources - Online (740) 740
Collection Dvlpm't (Acquisitions) - Vendor file (330) 330
UTL at Downsview - May be requested (193) 193
Collection Dvlpm't (Acquisitions) - Closed Orders (124) 124
Gerstein Science - Stacks (80) 80
Engineering & Comp. Sci. - Missing (40) 40
UofT at Mississauga - Stacks (29) 29
Robarts - Stacks (26) 26
Engineering & Comp. Sci. - May be requested in 6-10 wks (19) 19
UofT at Scarborough - Stacks (19) 19
Physics - Stacks (16) 16
Aerospace - Stacks (12) 12
Mathematical Sciences - Stacks (10) 10
Astronomy & Astrophysics - Ask at library (9) 9
Engineering & Comp. Sci. - Periodical Stacks (9) 9
Media Commons - Audio Visual (4) 4
Collection Dvlpm't (Acquisitions) - Cancelled Order (3) 3
Engineering & Comp. Sci. - Not Returned (3) 3
Engineering & Comp. Sci. - Searching (3) 3
Mathematical Sciences - Circulation Desk (3) 3
Physics - Circulation Desk (3) 3
St. Michael's College (John M. Kelly) - 2nd Floor (3) 3
Chemistry (A D Allen) - Stacks (2) 2
Criminology - Stacks (2) 2
Holland Bloorview Kids Rehabilitation - Stacks (2) 2
Law (Bora Laskin) - Stacks (2) 2
OISE - Curriculum Resources (2) 2
OISE - Ontario Historical Ed (2) 2
OISE - Stacks (2) 2
Physics - Storage (2) 2
University College (Laidlaw) - Stacks (2) 2
UofT at Mississauga - Missing (2) 2
Business (Joseph L Rotman) - Stacks (1) 1
Engineering & Comp. Sci. - Reference (1) 1
Engineering & Comp. Sci. - Special Collections (1) 1
Faculty of Information - Stacks (1) 1
Gerstein Science - Searching (1) 1
Indust. Rel's & Hum. Resources (Newman) - Stacks (1) 1
Robarts - Not Returned (1) 1
Royal Ontario Museum - Far Eastern (1) 1
Royal Ontario Museum - Stacks (1) 1
St. Michael's College (John M. Kelly) - Audio Visual (1) 1
Trinity College (John W Graham) - Stacks (1) 1
United Church of Canada Archives - Reference (1) 1
UofT Schools - Stacks (1) 1
UofT at Scarborough - May be requested in 6-10 wks (1) 1
Victoria University E.J. Pratt - Stacks (1) 1
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English (1594486) 1594486
Chinese (372634) 372634
French (174131) 174131
German (136188) 136188
Japanese (69446) 69446
Korean (57146) 57146
Russian (14958) 14958
Spanish (9139) 9139
Portuguese (5688) 5688
Swedish (3851) 3851
Italian (2921) 2921
Finnish (2116) 2116
Danish (2077) 2077
Polish (1869) 1869
Norwegian (1356) 1356
Dutch (988) 988
Ukrainian (849) 849
Romanian (837) 837
Czech (681) 681
Hungarian (343) 343
Turkish (335) 335
Slovenian (216) 216
Slovak (149) 149
Bulgarian (145) 145
Greek (129) 129
Croatian (104) 104
Hebrew (98) 98
Indonesian (95) 95
Latvian (93) 93
Serbian (86) 86
Estonian (63) 63
Arabic (60) 60
Lithuanian (52) 52
Icelandic (20) 20
Persian (8) 8
Urdu (4) 4
Bosnian (3) 3
Hindi (3) 3
Moldavian (2) 2
Breton (1) 1
Catalan (1) 1
Chamorro (1) 1
Ndonga (1) 1
Tahitian (1) 1
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