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Patent (1104714) 1104714
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Newsletter (18654) 18654
Conference Proceeding (15584) 15584
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Reference (59) 59
Book Review (50) 50
Paper (8) 8
Standard (7) 7
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Archival Material (1) 1
Exam (1) 1
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electricity (770360) 770360
physics (573127) 573127
electric communication technique (393901) 393901
counting (338001) 338001
computing (337957) 337957
calculating (337945) 337945
electric digital data processing (313595) 313595
generation (217711) 217711
conversion or distribution of electric power (217695) 217695
pictorial communication, e.g. television (133562) 133562
performing operations (132264) 132264
transporting (132264) 132264
transmission of digital information, e.g. telegraphiccommunication (131311) 131311
basic electric elements (119826) 119826
controlling (119463) 119463
regulating (119461) 119461
science & technology (108220) 108220
technology (102935) 102935
engineering (94688) 94688
circuit arrangements or systems for supplying or distributingelectric power (86040) 86040
systems for storing electric energy (86040) 86040
electric techniques not otherwise provided for (83140) 83140
wireless communications networks (81641) 81641
engineering, electrical & electronic (81360) 81360
testing (79083) 79083
measuring (77824) 77824
transmission (76011) 76011
general tagging of cross-sectional technologies spanning over several sections of the ipc (72456) 72456
general tagging of new technological developments (72456) 72456
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (72456) 72456
systems for controlling or regulating non-electric variables (71613) 71613
vehicles in general (69508) 69508
mechanical engineering (65873) 65873
lighting (63018) 63018
control or regulation of electric motors, electric generatorsor dynamo-electric converters (62424) 62424
controlling transformers, reactors or choke coils (62424) 62424
heating (62203) 62203
weapons (61514) 61514
blasting (61469) 61469
technologies or applications for mitigation or adaptation againstclimate change (58492) 58492
electric heating (56263) 56263
electric lighting not otherwise provided for (56178) 56178
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 (52387) 52387
control or regulation thereof (52387) 52387
conversion of dc or ac input power into surge outputpower (52387) 52387
telephonic communication (47474) 47474
electric equipment or propulsion of electrically-propelledvehicles (46795) 46795
electrodynamic brake systems for vehicles, in general (46795) 46795
magnetic suspension or levitation for vehicles (46795) 46795
control or regulating systems in general (43832) 43832
functional elements of such systems (43832) 43832
monitoring or testing arrangements for such systems orelements (43832) 43832
semiconductor devices (42584) 42584
measuring electric variables (42515) 42515
measuring magnetic variables (42515) 42515
electric solid state devices not otherwise provided for (42194) 42194
information storage (41243) 41243
human necessities (39904) 39904
selecting (35730) 35730
education (35412) 35412
cryptography (35222) 35222
display (34947) 34947
advertising (34929) 34929
seals (34898) 34898
signalling (32355) 32355
basic electronic circuitry (29667) 29667
arrangements or circuits for control of indicating devicesusing static means to present variable information (28655) 28655
automation & control systems (27503) 27503
holography (26408) 26408
photography (26402) 26402
cinematography (26376) 26376
electrography (26375) 26375
control systems (25908) 25908
processes or means, e.g. batteries, for the direct conversionof chemical into electrical energy (25847) 25847
static stores (24355) 24355
printed circuits (23261) 23261
casings or constructional details of electric apparatus (22997) 22997
manufacture of assemblages of electrical components (22997) 22997
physical sciences (22451) 22451
optics (22428) 22428
exact sciences and technology (22232) 22232
handling record carriers (21086) 21086
presentation of data (21086) 21086
recognition of data (21086) 21086
record carriers (21086) 21086
computer science (19464) 19464
applied sciences (18870) 18870
emergency protective circuit arrangements (18506) 18506
climate change mitigation technologies related totransportation (18224) 18224
inventors (17693) 17693
chemistry (17634) 17634
image data processing or generation, in general (17531) 17531
information storage based on relative movement between recordcarrier and transducer (17223) 17223
data processing systems or methods, specially adapted foradministrative, commercial, financial, managerial, supervisoryor forecasting purposes (17159) 17159
systems or methods specially adapted for administrative,commercial, financial, managerial, supervisory or forecastingpurposes, not otherwise provided for (17159) 17159
climate change mitigation technologies in information andcommunication technologies [ict], i.e. information andcommunication technologies aiming at the reduction of thir ownenergy use (16885) 16885
analysis (16836) 16836
hygiene (16527) 16527
medical or veterinary science (16515) 16515
electrical engineering (16455) 16455
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Online Resources - Online (625) 625
Engineering & Comp. Sci. - Stacks (472) 472
UTL at Downsview - May be requested (223) 223
Media Commons - Microtexts (203) 203
Collection Dvlpm't (Acquisitions) - Vendor file (161) 161
Collection Dvlpm't (Acquisitions) - Closed Orders (45) 45
Gerstein Science - Stacks (34) 34
Gerstein Science - Theses (24) 24
Engineering & Comp. Sci. - May be requested in 6-10 wks (15) 15
Engineering & Comp. Sci. - Missing (15) 15
Mathematical Sciences - Stacks (11) 11
Robarts - Stacks (8) 8
UofT at Mississauga - Stacks (7) 7
Engineering & Comp. Sci. - Periodical Stacks (5) 5
Architecture Landscape (Shore + Moffat) - Stacks (4) 4
Aerospace - Stacks (3) 3
Engineering & Comp. Sci. - Not Returned (3) 3
Engineering & Comp. Sci. - Reference (3) 3
Engineering & Comp. Sci. - Searching (3) 3
Robarts - Processing (3) 3
UofT Schools - Stacks (3) 3
UofT at Scarborough - Stacks (3) 3
Collection Dvlpm't (Acquisitions) - Cancelled Order (2) 2
Faculty of Information - Stacks (2) 2
OISE - Curriculum Resources (2) 2
Engineering & Comp. Sci. - Cancelled Order (1) 1
OISE - Ontario Historical Ed (1) 1
OISE - Stacks (1) 1
Robarts - Gov Pub Storage: Request at Reference Desk 4th floor (1) 1
St. Michael's College (John M. Kelly) - 2nd Floor (1) 1
Trinity College (John W Graham) - Stacks (1) 1
Victoria University E.J. Pratt - Stacks (1) 1
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English (1266270) 1266270
Chinese (254709) 254709
French (136899) 136899
German (77857) 77857
Korean (68692) 68692
Japanese (39053) 39053
Russian (5194) 5194
Dutch (4407) 4407
Portuguese (3260) 3260
Danish (2648) 2648
Spanish (1471) 1471
Norwegian (624) 624
Swedish (548) 548
Polish (511) 511
Finnish (447) 447
Ukrainian (357) 357
Italian (249) 249
Czech (180) 180
Hebrew (140) 140
Hungarian (129) 129
Indonesian (89) 89
Turkish (85) 85
Slovenian (84) 84
Romanian (76) 76
Serbian (71) 71
Bulgarian (68) 68
Croatian (58) 58
Lithuanian (58) 58
Slovak (53) 53
Greek (51) 51
Latvian (43) 43
Estonian (24) 24
Arabic (19) 19
Icelandic (7) 7
Persian (4) 4
Moldavian (2) 2
Afrikaans (1) 1
Bosnian (1) 1
Breton (1) 1
Catalan (1) 1
Hindi (1) 1
Norwegian Bokmål (1) 1
Urdu (1) 1
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