Water heater

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Domestic water heater or boiler

Design Patent

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Design Patent



We claim the ornamental design for a water heater, as shown and described in the figures.

patent: D57572 (1921-04-01), Baron
patent: D137145 (1944-01-01), Koppel
patent: D141184 (1945-05-01), Smith
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patent: D388868 (1998-01-01), Vago et al.
patent: D400971 (1998-11-01), Vago et al.
patent: 7013841 (2006-03-01), Boros et al.
patent: 2170125 (1996-10-01), None
patent: 2521936 (2006-08-01), None


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