USD311076SExpiredUtility

Powered drain cleaner

52
Assignee: LEWISAN PRODUCTS INCPriority: Dec 7, 1987Filed: Dec 7, 1987Granted: Oct 2, 1990
Est. expiryDec 7, 2007(expired)· nominal 20-yr term from priority
Inventors:Paul Kaye
52
PatentIndex Score
6
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a powered drain cleaner, as shown and described.

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