DIFF Subgroup
H01M 8/0273 with sealing or supporting means in the form of a frame
Introduced: January 2016
Full Title
Full titles differ between systems:
IPC:
Fuel cells; Manufacture thereof > Details > Sealing or supporting means around electrodes, matrices or membranes > with sealing or supporting means in the form of a frame
CPC:
Fuel cells; Manufacture thereof > Details (electrodes H01M4/86 - H01M4/98) > Sealing or supporting means around electrodes, matrices or membranes > with sealing or supporting means in the form of a frame
No child classifications to compare. This is a leaf node in both IPC and CPC.