Roof exhauster

Details Roof exhauster Roof exhauster

1982-10-08

1984-12-04

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

Patent

active

D02766477

REFERENCES:
patent: D190144 (1961-04-01), Breidert
patent: D192894 (1962-05-01), Patterson et al.
patent: D259208 (1981-05-01), McCullough
patent: D259951 (1981-07-01), Breidert
patent: 2526296 (1956-10-01), Solzman
patent: 2666378 (1954-01-01), Ammerman
patent: 2774293 (1956-12-01), Jenn
patent: 2823598 (1958-02-01), Jenn
patent: 2824507 (1958-02-01), Alldritt et al.
patent: 2926837 (1960-03-01), Coe
patent: 2982198 (1961-05-01), Mohrman
patent: 3202081 (1965-08-01), Cook
Florida Builder, May 1954, p. 16, "Power Roof Ventilators" Item.

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