IPC Definitions - January 01, 2012
G02F 1/00 - Definition
References relevant to classification in this main group
This main group does not cover:
Indicating arrangements in which characters are formed on a support by combining individual liquid crystal elements | G09F 9/35 |
Control of light sources | H01S 3/10, H01S 5/06, H05B 33/08, H05B 35/00-H05B 43/00 |
Attention is drawn to the following places, which may be of interest for search:
Thermometers using change of colour or translucency | G01K 11/12 |
Thermometers using changes in fluorescence | G01K 11/32 |
Light guide devices | G02B 6/00 |
Optical devices or arrangements using movable or deformable elements for controlling light independent of the light source | G02B 26/00 |
Control of light in general | G05D 25/00 |
Visible signalling systems | G08B 5/00 |
Control arrangements of circuits for display devices other than cathode-ray tube type, e.g. control circuits for LCD's or electrochromic displays | G09G 3/00 |