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PCE
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DIFF Subgroup
F21V 19/02

with provision for adjustment, e.g. for focusing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Fastening of light sources or lamp holders > with provision for adjustment, e.g. for focusing

CPC:

Fastening of light sources or lamp holders (fastening electric light source solely by the coupling device H01R33/00 ) > with provision for adjustment, e.g. for focusing

No child classifications to compare. This is a leaf node in both IPC and CPC.