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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17/00
Details of, or accessories for, portable power-driven percussive tools
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B25D17/08
Means for retaining and guiding the tool bit, e.g. chucks; allowing axial oscillation of the tool bit
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