DIFF Subgroup
H03H 7/27 comprising a photo-electric element
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Multiple-port networks comprising only passive electrical elements as network components > Frequency-independent attenuators > comprising a photo-electric element
CPC:
Multiple-port networks comprising only passive electrical elements as network components > Frequency- independent attenuators > comprising a photo-electric element
No child classifications to compare. This is a leaf node in both IPC and CPC.