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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B25D17/28
Supports; Devices for holding power-driven percussive tools in working position
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B25D17/30
Pillars and struts
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