Fireplace heat exchange unit

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified

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D23386

Patent

active

D03300765

REFERENCES:
patent: D253067 (1979-10-01), Hartley
patent: 4185612 (1980-01-01), Briner et al.
patent: 4286975 (1981-09-01), Whiteley
patent: 4295519 (1981-10-01), Bellaff
patent: 4390352 (1983-06-01), Griin
Atlanta Stove Works Birmingham, Stove & Range Co. ADv. Brochure, .COPYRGT.1984, p. 5, Heat Reclaimer, left bottom side of page.
Woodstove, Coalstove, Fireplace and Equipment Directory, p. 290, Energizer-AHWC-10S, top right side of page.
Miracle Heat Inc. ADV. Brochure, Miracle Neat Cat 2000, top of page.

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