Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1982-05-28
1985-04-23
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02785536
REFERENCES:
patent: 3354623 (1967-11-01), Keller
patent: 3793813 (1974-02-01), McAllister
patent: 3853519 (1974-12-01), York, Jr.
patent: 3871849 (1975-03-01), Smith et al.
patent: 4177050 (1979-12-01), Culbert et al.
Burke Wallace R.
Charcoal Service Corporation
Wilder Lynn
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