USD252765SExpiredUtility

Water dam for a flush tank

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Assignee: ZIOLKOWSKI THOMAS JPriority: Nov 3, 1977Filed: Nov 3, 1977Granted: Aug 28, 1979
Est. expiryNov 3, 1997(expired)· nominal 20-yr term from priority
Inventors:Thomas J. Ziolkowski
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PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a water dam for a flush tank, as shown.

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