USD335918SExpiredUtility

Combined check and control valve

Assignee: TOUR & ANDERSSON ABPriority: Jan 15, 1990Filed: Jul 13, 1990Granted: May 25, 1993

Est. expiryJan 15, 2010(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for combined check and control valve, as shown.

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