USD419217SExpiredUtility

Check valve

59
Assignee: LEE KUO-JIUMPriority: Oct 19, 1998Filed: Oct 19, 1998Granted: Jan 18, 2000
Est. expiryOct 19, 2018(expired)· nominal 20-yr term from priority
Inventors:Kuo-Jium Lee
59
PatentIndex Score
14
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for check valve, as shown and described.

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