USD288893SExpiredUtility
Wrench for releasing a vacuum seal on a water pump or the like
Individually held — no corporate assignee on recordPriority: Oct 1, 1984Filed: Oct 1, 1984Granted: Mar 24, 1987
Est. expiryOct 1, 2004(expired)· nominal 20-yr term from priority
Inventors:Martin Epstein
88
PatentIndex Score
31
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a wrench for releasing a vacuum seal on a water pump or the like, as shown.
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