USD439645SExpiredUtility

Air purifying unit and/or air humidifying unit

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Assignee: PLASTON AG KUNSTSTOFFWERK HANSPriority: Jan 2, 1999Filed: Jun 15, 1999Granted: Mar 27, 2001
Est. expiryJan 2, 2019(expired)· nominal 20-yr term from priority
Inventors:Werner ZempMart HurlimannPeter Wirz
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PatentIndex Score
12
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an air purifying unit and/or air humidifying unit, as shown and described.

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