Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1998-06-22
1999-06-15
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
2304
Patent
active
D04110021
REFERENCES:
patent: 5269723 (1993-12-01), Bender
patent: 5527493 (1996-06-01), McElfresh et al.
patent: 5603455 (1997-02-01), Lin
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