IPC Subgroup
H01M 6/5 Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
Introduced: July 1974
Last revised: January 2006
Full Title
Primary cells; Manufacture thereof > Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
Related Keywords
CLEANING electric batteriesusing HYDROMETERS for testing electric cellsSERVICING of electric batteries