USD309308SExpiredUtility

Sump-riser housing

90
Assignee: WEBB MICHAEL CPriority: Oct 6, 1988Filed: Oct 6, 1988Granted: Jul 17, 1990
Est. expiryOct 6, 2008(expired)· nominal 20-yr term from priority
Inventors:Michael C. Webb
90
PatentIndex Score
30
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a sump-riser housing, as shown and described.

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