Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B25
HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
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B25D
PERCUSSIVE TOOLS
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1/00
Hand hammers; Hammer heads of special shape or materials
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B25D1/04
with provision for withdrawing or holding nails or spikes
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B25D1/045
with fulcrum member for extracting long nails
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