Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air conditioner
Patent
1996-06-12
1997-12-02
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Air conditioner
D23386, 2304
Patent
active
D03871452
REFERENCES:
patent: D22914 (1893-11-01), Renniman et al.
patent: 4732012 (1988-03-01), Thorpe
patent: 4745769 (1988-05-01), Wooden, Jr.
Rustic Crafts Adv., Chimney , top left side of page.
Woodstock Soapstone Co., Inc., Adv. Brochure, p. 3 Chimney Caps 5 and 6, bottom right side of page.
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