USD397763SExpiredUtility

Ribbed underground storage tank

Assignee: A K INDPriority: Aug 18, 1997Filed: Aug 18, 1997Granted: Sep 1, 1998

Est. expiryAug 18, 2017(expired)· nominal 20-yr term from priority

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exact text as granted — not AI-modified

The ornamental design for a ribbed underground storage tank, as shown and described.

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