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PCE
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DIFF Subgroup
F21V 7/18

with provision for folding or collapsing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Reflectors for light sources > Construction > with provision for folding or collapsing

CPC:

Reflectors for light sources (characterised by cooling arrangements F21V29/505) > Construction > with provision for folding or collapsing

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