Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Combined heating and cooling or with diverse element
Patent
1993-10-22
1995-02-07
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Combined heating and cooling or with diverse element
D23337, D23382
Patent
active
D03552470
REFERENCES:
patent: D282102 (1986-01-01), Yuen
patent: D336512 (1993-06-01), Cunning
patent: 4745261 (1988-05-01), Yu
Accutek Products Corporation
Lichtenstein Lisa P.
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