Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1978-12-07
1981-06-16
Kemper, Catherine E.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2303
Patent
active
D02595850
REFERENCES:
patent: D254388 (1980-03-01), Chestnut et al.
patent: 4192286 (1980-03-01), Worthington
Metz Thomas V.
Sirois W. James
Kemper Catherine E.
Pacific Fireplace Furnishings, Inc.
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