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engineering elements and units (19463) 19463
general measures for producing and maintaining effectivefunctioning of machines or installations (19463) 19463
thermal insulation in general (19463) 19463
technical subjects covered by former uspc (19157) 19157
devices for introducing media into, or onto, the body (14258) 14258
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signalling (10947) 10947
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applying liquids or other fluent materials to surfaces, in general (9457) 9457
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ladders (9347) 9347
doors, windows, shutters, or roller blinds in general (9341) 9341
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fixed or movable closures for openings in buildings, vehicles,fences or like enclosures in general, e.g. doors, windows,blinds, gates (5762) 5762
testing (5742) 5742
measuring (5729) 5729
textiles (5508) 5508
organic chemistry (5296) 5296
building implements or other building aids, or theiruse (5113) 5113
forms (5113) 5113
handling building materials on the site (5113) 5113
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