USD256787SExpiredUtility
Water detector
Individually held — no corporate assignee on recordPriority: Jun 19, 1978Filed: Jun 19, 1978Granted: Sep 9, 1980
Est. expiryJun 19, 1998(expired)· nominal 20-yr term from priority
Inventors:Lee O. Petersen
88
PatentIndex Score
31
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a water detector, substantially as shown and described.
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