Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Portable
Patent
1987-11-25
1989-12-26
Gandy, James M.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Portable
Patent
active
D03052605
REFERENCES:
patent: D289547 (1987-04-01), Nakamura
patent: D289679 (1987-05-01), Nakamura
patent: D290036 (1987-05-01), Nakamura
patent: D290391 (1987-06-01), Nakamura
patent: D291350 (1987-08-01), Sherman et al.
patent: 2456781 (1948-12-01), Hardey
patent: 2469234 (1949-05-01), Lindberg et al.
patent: 3051820 (1962-08-01), Krichton
Markel Electric Products, Inc. Catalogue, Mar. 1968, p. 15, Portable Electric Heetaires, 40 series, 310 series, 240 volt portable heetaire, top and bottom right side of page.
Gandy James M.
Lichtenstein Lisa
Toyotomi Kogyo Co., Ltd.
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