| IPC 6 English version | Class G09 |
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SECTION G | – PHYSICS |
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G 09 | EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS |
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EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS (devices for psychotechnics or for testing reaction times A 61 B 5/16; games, sports, amusements A 63; projectors, projector screens G 03 B) |
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CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY (secret communication H 04 K; arrangements for transmitting secret digital information H 04 L 9/00) |
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RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS (calendar blocks B 42 D 5/04; clockwork-driven G 04 B; comprising computing means G 06 C) |
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DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS (display cases A 47 F; designs or pictures characterised by special or unusual light effects, e.g. changing, B 44 F 1/00; disposition of road signs or traffic signals E 01 F 9/00; lighting in general F 21; arrangements for controlling light beams G 02 F 1/00; visible signalling arrangements or devices G 08 B 5/00; traffic control systems G 08 G; arrangements or circuits for control of indicating devices using static means to present variable information G 09 G; static indicating arrangements comprising integral associations of a plurality of light sources H 01 J, H 01 K, H 01 L, H 05 B 33/12) |
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ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (lighting in general F 21; arrangements for displaying electric variables or waveforms G 01 R 13/00; devices or arrangements for the control of light beams G 02 F 1/00; indicating of time by visual means G 04 B 19/00, G 04 C 17/00, G 04 G 9/00; arrangements for transferring data between computers and peripheral equipment G 06 F 3/00; visible signalling arrangements or devices G 08 B 5/00; traffic control systems G 08 G; display, advertising, signs G 09 F, e.g. static indicating arrangements comprising an association of a number of separate sources or light control cells G 09 F 9/00; static indicating arrangements comprising integral associations of a number of light sources H 01 J, H 01 K, H 01 L, H 05 B 33/12; circuits in pulse counters for indicating the result H 03 K 21/18; coding, decoding or code conversion, in general H 03 M; reproducing a picture or pattern using electric signals representing parts thereof and produced by scanning an original H 04 N) |
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