USD320442SExpiredUtility

Tank liner

41
Assignee: MCKAY DAVID DPriority: Oct 11, 1988Filed: Oct 11, 1988Granted: Oct 1, 1991
Est. expiryOct 11, 2008(expired)· nominal 20-yr term from priority
Inventors:David Dale Mckay
41
PatentIndex Score
5
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5
References
1
Claims

Claims

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

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