DIFF Subgroup
G03G 15/056 using internal polarisation
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Apparatus for electrographic processes using a charge pattern > using internal polarisation
CPC:
Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > using internal polarisation
No child classifications to compare. This is a leaf node in both IPC and CPC.