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PCE
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DIFF Subgroup
G03B 17/20

visible in viewfinder

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Details of cameras or camera bodies; Accessories therefor > Signals indicating condition of a camera member or suitability of light > visible in viewfinder

CPC:

Details of cameras or camera bodies; Accessories therefor (lens hoods or caps G03B11/04) > Signals indicating condition of a camera member or suitability of light (indicating depth of field G03B13/30) > visible in viewfinder

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