Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1988-12-30
1990-10-30
Gandy, James M.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23382
Patent
active
D03117723
REFERENCES:
patent: D70930 (1926-08-01), Xippas
patent: D218429 (1970-08-01), Yotsukura
patent: 2463337 (1949-03-01), Weber
patent: 3421428 (1969-01-01), Baumann et al.
patent: 4486144 (1984-12-01), Hung
Hardware Age, Mar. 1974, p. 26, Hitachi Fan (1), middle of page.
Diehl Fans Catalog, p. 4, Diehl Fan, Floor Model, right side of page, and p. 5, Floor Fans-2924, and 30 inch, left middle of page.
Berman Charles
Gandy James M.
Lichtenstein Lisa
N.E. National Battery Factory (H.K.) Ltd.
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