USD308719SExpiredUtility

Reinforced manway in a storage tank

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Assignee: POLY PROC COMPANY INCPriority: May 16, 1988Filed: May 16, 1988Granted: Jun 19, 1990
Est. expiryMay 16, 2008(expired)· nominal 20-yr term from priority
Inventors:Guy E. Garrow
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PatentIndex Score
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Cited by
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References
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Claims

Claims

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

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