USD308833SExpiredUtility

Comparator for chemical testing of water

38
Assignee: AQUARIUM SYST INCPriority: Nov 20, 1986Filed: Nov 20, 1986Granted: Jun 26, 1990
Est. expiryNov 20, 2006(expired)· nominal 20-yr term from priority
Inventors:Edmund J. Mowka, Jr.
38
PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a comparator for chemical testing of water, as shown and described.

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