USD263679SExpiredUtility
Reversible lock washer
Individually held — no corporate assignee on recordPriority: Aug 22, 1980Filed: Aug 22, 1980Granted: Apr 6, 1982
Est. expiryAug 22, 2000(expired)· nominal 20-yr term from priority
Inventors:Bengt O. Frieberg
82
PatentIndex Score
18
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a reversible lock washer, as shown and described.
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