Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Domestic water heater or boiler
Design Patent
2006-09-11
2008-09-30
Zarfas, Louis S (Department: 2914)
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Domestic water heater or boiler
Design Patent
active
D0577798
CLAIM:
The ornamental design for a cover for a tubular heat exchanger, as shown and described.
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patent: 7088915 (2006-08-01), Sturm et al.
patent: 2004/0163800 (2004-08-01), Richardson
patent: 2006/0011333 (2006-01-01), Emrich et al.
patent: 2006/0048759 (2006-03-01), Hendrix et al.
Persson Klas
Wisén Niklas
Buchanan & Ingersoll & Rooney PC
Goodman Eric L
Tetra Laval Holdings & Finance S.A.
Zarfas Louis S
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