USD586640SActiveUtility

Bolt or nut tightening device

35
Assignee: MAEDA METAL INDPriority: Apr 11, 2007Filed: Oct 4, 2007Granted: Feb 17, 2009
Est. expiryApr 11, 2027(~0.7 yrs left)· nominal 20-yr term from priority
Inventors:Yukio TorigaiShozo MatsumuraTakayoshi Obatake
35
PatentIndex Score
3
Cited by
10
References
1
Claims

Claims

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

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