Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent
1993-11-02
1994-08-16
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air treatment
D23366
Patent
active
D03497623
REFERENCES:
patent: 3698991 (1972-10-01), Susewitz
Nature's Jewelry Inc. Cat., back cover, Pine Cone Pendant A, upper middle side of page.
Burke Wallace R.
Lichtenstein Lisa
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