USD242871SExpiredUtility

Hammer piston for valveless pneumatic impact device

43
Assignee: ATLAS COPCO ABPriority: Dec 23, 1974Filed: Jun 19, 1975Granted: Dec 28, 1976
Est. expiryDec 23, 1994(expired)· nominal 20-yr term from priority
Inventors:Karl August Valdemar Magnusson
43
PatentIndex Score
6
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for hammer piston for valveless pneumatic impact device, as shown.

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