DIFF Subgroup
C25C 7/04 Diaphragms; Spacing elements
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells > Diaphragms; Spacing elements
CPC:
Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells (for the production of aluminium C25C3/06 - C25C3/22) > Diaphragms; Spacing elements
No child classifications to compare. This is a leaf node in both IPC and CPC.