USD569207SExpiredUtility

Bolt and nut tightening device

39
Assignee: MAEDA METAL INDPriority: Dec 2, 2005Filed: May 26, 2006Granted: May 20, 2008
Est. expiryDec 2, 2025(expired)· nominal 20-yr term from priority
Inventors:Yukio TorigaiToshihiko KushidaKatsuhiro Fujimoto
39
PatentIndex Score
4
Cited by
18
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a bolt and nut tightening device, substantially as shown and described.

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