Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Portable
Patent
1989-10-23
1991-02-05
Gandy, James M.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Portable
Patent
active
D03144267
REFERENCES:
patent: D162969 (1951-04-01), MacDougall
patent: 2158605 (1939-05-01), Wiegand
patent: 2456881 (1948-12-01), Leather
Beavers Allan E.
Fulcher Robert A.
Erickson Donald W.
Gandy James M.
Lichenstein Lisa
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