USD347523SExpiredUtility

Rotary copper pipe cleaner

33
Assignee: VILLENEUVE ROGERPriority: May 9, 1991Filed: May 9, 1991Granted: Jun 7, 1994
Est. expiryMay 9, 2011(expired)· nominal 20-yr term from priority
Inventors:Roger Villeneuve
33
PatentIndex Score
7
Cited by
8
References
1
Claims

Claims

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

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