Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1991-09-30
1992-09-01
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
Patent
active
D03290883
REFERENCES:
patent: D180777 (1957-08-01), Ganger
patent: 1473045 (1923-11-01), Puttaert et al.
patent: 2095223 (1937-10-01), Samuels
Westinghouse Mobilaire Fan Salesman's Manual, p. 10, fan blade & hub assembly A, middle left side of page.
Burke Wallace R.
John Manufacturing Limited
Lichtenstein Lisa
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