Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1985-10-11
1987-08-04
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23151
Patent
active
D02912430
REFERENCES:
patent: D242459 (1976-11-01), Gerst
patent: D262235 (1981-12-01), Hamilton
patent: D269115 (1983-05-01), Gomis
patent: 3096933 (1963-07-01), Bora
patent: 4612909 (1986-09-01), Lee
Coppus catalogue 1985, p. 22, "Coppus RF Air Driven Reaction Fan".
LaFrance Equip. Co. catalogue (1978), p. 83, "Smoke Ejector" Fan.
Burke Wallace R.
Spangler, Jr. Edwin L.
T.A. Pelsue Company
Vinson Brian N.
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