Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1983-11-07
1986-12-30
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02875314
REFERENCES:
patent: 2968440 (1961-01-01), Cone
patent: 3034450 (1962-05-01), Kruckeberg
patent: 3684406 (1972-08-01), Edwards
patent: 3803988 (1974-04-01), Orr
patent: 3904326 (1975-09-01), Clement
Burke Wallace R.
D. J. Evans Design Limited
Vinson Brian N.
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