Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1990-07-26
1991-12-24
Lucas, Susan J.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Patent
active
D03226697
REFERENCES:
patent: D267970 (1983-02-01), Gronwick
patent: D271132 (1983-10-01), Boldt et al.
patent: D290997 (1987-07-01), Utsuki et al.
patent: D310262 (1990-08-01), Lemire
patent: D315598 (1991-03-01), Yamamoto et al.
Aobori Tetsuro
Tanaka Hirofumi
Tsumurai Yasuo
Yamamoto Takashi
Hitachi , Ltd.
Lichtenstein Lisa
Lucas Susan J.
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