Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1992-05-04
1994-01-25
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D03437000
REFERENCES:
patent: 561695 (1896-06-01), Bright
patent: 4386571 (1983-06-01), Dortzbach
Heatilator Inc. Adv. Brochure, back cover, Square Chase Cap Chimney Termination A, lower right side of page.
Burke Wallace R.
Lichtenstein Lisa
Neiman Thomas N.
New England Ventilation Technologies
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