USD338580SExpiredUtility

Back rest

77
Assignee: EVANS JACKPriority: Dec 11, 1991Filed: Dec 11, 1991Granted: Aug 24, 1993
Est. expiryDec 11, 2011(expired)· nominal 20-yr term from priority
Inventors:Jack L. Evans
77
PatentIndex Score
21
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a back rest, as shown and described.

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