USD311372SExpiredUtility
Water drive power unit
Individually held — no corporate assignee on recordPriority: Jul 21, 1988Filed: Jul 21, 1988Granted: Oct 16, 1990
Est. expiryJul 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Herman J. Angel
25
PatentIndex Score
4
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a water driven power unit, as shown.
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