USD314610SExpiredUtility

Toilet tank fill valve

64
Assignee: CHEN SHU-YUANPriority: Sep 21, 1988Filed: Sep 21, 1988Granted: Feb 12, 1991
Est. expirySep 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Shu-Yuan Chen
64
PatentIndex Score
11
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a toilet tank fill valve, as shown and described.

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