IPC Subgroup
G01K 11/16 of organic materials
Introduced: September 1968
Last revised: January 2021
Full Title
Measuring temperature based on physical or chemical changes not covered by group , , , or > using changes in colour, translucency or reflectance > of organic materials
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
1 direct subcode
Child Classifications
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- G01K 11/165 of organic liquid crystals