Patent classifications
A
HUMAN NECESSITIES
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A43
FOOTWEAR
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A43C
FASTENINGS OR ATTACHMENTS OF FOOTWEAR; LACES IN GENERAL
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11/00
Other fastenings specially adapted for shoes
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A43C11/14
Clamp fastenings; , e.g. strap fastenings; Clamp-buckle fastenings; Fastenings with toggle levers
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