IPC Subgroup
G03G 21/2 Humidity or temperature control
Introduced: January 1995
Last revised: January 2006
Full Title
Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge > Humidity or temperature control
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY