USD256567SExpiredUtility
Pool water tester
Est. expiryMay 26, 1997(expired)· nominal 20-yr term from priority
G01N 33/182G01N 31/22
49
PatentIndex Score
10
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3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a pool water tester, as shown and described.
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