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PCE
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DIFF Subgroup
G04B 37/20

with hinged covers or backs

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Cases > for pocket or wrist watches > with hinged covers or backs

CPC:

Cases > for pocket or wrist watches (G04B37/02 - G04B37/16 take precedence) > with hinged covers or backs

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