USD252661SExpiredUtility

Swivel posture chair control

Assignee: DOERNER PRODUCTS CO LTDPriority: Mar 30, 1977Filed: Sep 22, 1977Granted: Aug 21, 1979

Est. expiryMar 30, 1997(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a swivel posture chair control, as shown.

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