Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1983-05-11
1984-04-10
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02734168
REFERENCES:
patent: D167093 (1952-06-01), Moore
patent: D169148 (1953-03-01), Lautner
patent: D174930 (1955-06-01), Tateishi
patent: D240231 (1976-06-01), Patton
patent: 2463337 (1949-03-01), Wober
patent: 2554600 (1951-05-01), Sutton
patent: 2650019 (1953-08-01), Lautner et al.
patent: 2768782 (1956-10-01), Tateishi
patent: 2813673 (1957-11-01), Smith
patent: 3173478 (1965-03-01), Mageen
Hardware Age, Feb. 22, 1951, p. 41, top right Fan.
Industrial Design, Apr. 1954, p. 127, bottom left Fan.
Largen James R.
Malin Eugene F.
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