USD245372SExpiredUtility

Underwater drainage device with dual collection chambers

78
Assignee: DEKNATEL INCPriority: Apr 7, 1976Filed: Apr 7, 1976Granted: Aug 9, 1977
Est. expiryApr 7, 1996(expired)· nominal 20-yr term from priority
Inventors:Leonard D. KurtzRobert E. Bidwell
78
PatentIndex Score
13
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an underwater drainage device with dual collection chambers, as shown and described.

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