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- Patents > 2008-10-02 > SECTION G PHYSICS
- CHECKING-DEVICES (13)
- COMPUTING; CALCULATING; COUNTING (1,531)
- CONTROLLING; REGULATING (67)
- EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS (123)
- HOROLOGY (6)
- INFORMATION STORAGE (220)
- MEASURING; TESTING (404)
- MUSICAL INSTRUMENTS; ACOUSTICS (55)
- NUCLEAR PHYSICS; NUCLEAR ENGINEERING (23)
- OPTICS (188)
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY (214)
- SIGNALLING (73)