IPC Main Group
G02B 19/00 Condensers
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- OPTICS
- Subclass:
- OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
Related Keywords
optical CONDENSERS
G02B 19/00 Introduced: September 1968
Last revised: January 2006