USD266499SExpiredUtility

Invalid chair

70
Assignee: TWITCHELL BRENT LPriority: Nov 15, 1979Filed: Nov 15, 1979Granted: Oct 12, 1982
Est. expiryNov 15, 1999(expired)· nominal 20-yr term from priority
Inventors:Brent L. TwitchellKendel S. Twitchell
70
PatentIndex Score
10
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References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an invalid chair, as shown.

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