USD312219SExpiredUtility

Liquid level detector

41
Assignee: WATERWATCH INCPriority: Mar 10, 1988Filed: Mar 10, 1988Granted: Nov 20, 1990
Est. expiryMar 10, 2008(expired)· nominal 20-yr term from priority
Inventors:Ryder PrattGeorge H. Fathauer
41
PatentIndex Score
6
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The design for a liquid level detector, as described and shown.

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