Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air conditioner
Design Patent
2001-03-06
2002-06-25
Bullock, B. J. (Department: 2912)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air conditioner
CD23S393000
Design Patent
active
D0459455
CLAIM:
I claim the ornamental design for a regulator unit for air flow in air conditioning systems, substantially as shown.
REFERENCES:
patent: 2228857 (1941-01-01), Stephenson
patent: 5259411 (1993-11-01), Guzorek
patent: 5674125 (1997-10-01), Xia et al.
patent: 5857617 (1999-01-01), Weng
patent: 5921277 (1999-07-01), Bernal
patent: 6244633 (2001-06-01), Warren
patent: D446298 (2001-08-01), Thurman
Bullock B. J.
Medlen & Carroll LLP
Twitoplast, Ltd.
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