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Patent classifications
A
HUMAN NECESSITIES
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A44
HABERDASHERY; JEWELLERY
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A44C
PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
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5/00
Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
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A44C5/18
Fasteners for straps,; chains or the like
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A44C5/22
for closed straps
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A44C5/24
with folding devices
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