USD368996SExpiredUtility
Vacuum attachment for hot water tank clean out
Individually held — no corporate assignee on recordPriority: Feb 17, 1995Filed: Feb 17, 1995Granted: Apr 16, 1996
Est. expiryFeb 17, 2015(expired)· nominal 20-yr term from priority
Inventors:Paul J. Boyer
65
PatentIndex Score
19
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a vacuum attachment for hot water tank clean out, as shown and described.
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