IPC Subgroup
H01M 6/4 Printed batteries
Introduced: July 1974
Last revised: January 2006
Full Title
Primary cells; Manufacture thereof > Printed batteries
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY