Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1997-09-12
1999-08-03
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
2304
Patent
active
D04125673
REFERENCES:
patent: 4491460 (1985-01-01), Tokar
patent: 5545241 (1996-08-01), Vanderauwera et al.
patent: 5547480 (1996-08-01), Coulonvaux
patent: 5755842 (1998-05-01), Patel et al.
Declaration of Stan Koehler with Exhibits A-E.
Coulonvaux Paul R.
Dewit Johan G.
Ivarson Jeffrey J.
Schrage Kevin J.
Ward Dennis E.
Donaldson & Company, Inc.
Lichtenstein Lisa
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