Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Combined heating and cooling or with diverse element
Patent
1994-05-17
1995-01-24
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Combined heating and cooling or with diverse element
D23332, D23335
Patent
active
D03548031
REFERENCES:
patent: D282102 (1986-01-01), Yuen
patent: D323382 (1992-01-01), Wang
patent: 5239610 (1993-08-01), Shao
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