Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1985-09-18
1987-07-14
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02908735
REFERENCES:
patent: 4071749 (1978-01-01), Balogh
patent: 4396352 (1983-08-01), Pearce
patent: 4428032 (1984-01-01), Workman
Emerson Heat Fan Bulletin HCF-105 (1978) Filed w/ D23 Fan Catalogue Collection.
Burke Wallace R.
Vinson Brian N.
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