USD402747SExpiredUtility
Combined toilet seat air vent and exhaust system
Est. expiryJan 31, 2016(expired)· nominal 20-yr term from priority
40
PatentIndex Score
10
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combined toilet seat air vent and exhaust system, as shown.
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