DIFF Subgroup
H01M 50/181 for button or coin cells
Introduced: January 2021
Full Title
Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells > Primary casings; Jackets or wrappings > Arrangements of electric connectors penetrating the casing > adapted for the shape of the cells > for button or coin cells
No child classifications to compare. This is a leaf node in both IPC and CPC.