IPC Subgroup
G01R 13/12 Chemical recording, e.g. clydonographs
Introduced: September 1968
Last revised: January 2006
Full Title
Arrangements for displaying electric variables or waveforms > for producing permanent records > Chemical recording, e.g. clydonographs
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
Related Keywords
CLYDONOGRAPHS