Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1999-11-22
2000-10-31
Siegel, Mitchell
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
2399
Patent
active
D04331168
REFERENCES:
patent: D190540 (1961-06-01), Beckett
patent: D205168 (1966-06-01), Schreckengoat
patent: D387859 (1997-12-01), Ukai et al.
Han Chang-Kwon
Kim Dae-Won
Carrier Corporation
Siegel Mitchell
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