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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2209/00
Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
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B25D2209/002
Pressure accumulators
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