USD356213SExpiredUtility

Powered pipe fitting cleaning brush

64
Individually held — no corporate assignee on recordPriority: Jul 24, 1992Filed: Jul 24, 1992Granted: Mar 14, 1995
Est. expiryJul 24, 2012(expired)· nominal 20-yr term from priority
Inventors:Joseph L. Chaves
64
PatentIndex Score
15
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a powered pipe fitting cleaning brush, as shown.

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