USD337633SExpiredUtility

Bypass valve for a liquid treatment tank

61
Assignee: ECOWATER SYSTEMS INCPriority: Oct 7, 1991Filed: Oct 7, 1991Granted: Jul 20, 1993
Est. expiryOct 7, 2011(expired)· nominal 20-yr term from priority
Inventors:Michael E. DragerEdward J. Tischler
61
PatentIndex Score
11
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a bypass valve for a liquid treatment tank, as shown and described.

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