USD616973SActiveUtility

Air heater

48
Assignee: RINNAI KKPriority: Sep 24, 2009Filed: Sep 24, 2009Granted: Jun 1, 2010
Est. expirySep 24, 2029(~3.2 yrs left)· nominal 20-yr term from priority
Inventors:Katsunori MaegawaTetsuya HiguchiHiroaki HigashijimaYoshikazu Kubo
48
PatentIndex Score
6
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design of an air heater, as shown and described.

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