USD533879SExpiredUtility

Small belt-pack air compressor for ink pens

39
Assignee: DING HWA CO LTDPriority: Oct 26, 2005Filed: Oct 26, 2005Granted: Dec 19, 2006
Est. expiryOct 26, 2025(expired)· nominal 20-yr term from priority
Inventors:Kwang-Tsan Chen
39
PatentIndex Score
4
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a small belt-pack air compressor for ink pens, as shown and described.

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