Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Combined heating and cooling or with diverse element
Patent
1993-05-27
1994-05-10
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Combined heating and cooling or with diverse element
D23335
Patent
active
D03468550
REFERENCES:
patent: D318723 (1991-07-01), Chiu
Burke Wallace R.
Duracraft Corporation
Jarcho Harold G.
Lichtenstein Lisa
Toupal John E.
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