USD876586SActiveUtility
Automatic drain valve
Est. expiryNov 1, 2037(~11.3 yrs left)· nominal 20-yr term from priority
Inventors:Tetsuo Asada
62
PatentIndex Score
8
Cited by
8
References
1
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The ornamental design for an automatic drain valve, as shown and described.Cited by (0)
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