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- Patents > 2012-06-14 > SECTION G PHYSICS
- CHECKING-DEVICES (3)
- COMPUTING; CALCULATING; COUNTING (1,358)
- CONTROLLING; REGULATING (56)
- EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS (109)
- HOROLOGY (6)
- INFORMATION STORAGE (89)
- MEASURING; TESTING (320)
- MUSICAL INSTRUMENTS; ACOUSTICS (26)
- NUCLEAR PHYSICS; NUCLEAR ENGINEERING (16)
- OPTICS (122)
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY (114)
- SIGNALLING (48)