USD309381SExpiredUtility

Swivel chair

76
Assignee: ALLSTEEL INCPriority: Apr 23, 1987Filed: Apr 23, 1987Granted: Jul 24, 1990
Est. expiryApr 23, 2007(expired)· nominal 20-yr term from priority
Inventors:Randall P. Buhk
76
PatentIndex Score
15
Cited by
5
References
1
Claims

Claims

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

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