USD290820SExpiredUtility

Portable water quality tester

66
Assignee: PRO WATER SYSTEMS INCPriority: Aug 20, 1984Filed: Aug 20, 1984Granted: Jul 14, 1987
Est. expiryAug 20, 2004(expired)· nominal 20-yr term from priority
Inventors:Jack P. Slovak
66
PatentIndex Score
11
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable water quality tester, as shown and described.

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