USD609989SActiveUtility
Bolt or nut tightening device
Est. expiryJan 9, 2029(~2.5 yrs left)· nominal 20-yr term from priority
Inventors:Yukio Torigai
30
PatentIndex Score
1
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for bolt or nut tightening device, substantially as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.