USD851213SActiveUtility
Automatic drain valve
Est. expiryJul 15, 2036(~10 yrs left)· nominal 20-yr term from priority
Inventors:Kazuhiro Matsushita
74
PatentIndex Score
14
Cited by
11
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an automatic drain valve, as shown.Join the waitlist — get patent alerts
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