Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1994-03-18
1995-09-05
Lichtenstein, Lisa P.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D23388, D25 47
Patent
active
D03620590
REFERENCES:
patent: D304497 (1989-11-01), Briggs, Sr.
patent: 1404161 (1992-01-01), Page
patent: 5163871 (1992-11-01), Huibregtse et al.
patent: 5187896 (1993-02-01), Ross
patent: 5339591 (1994-08-01), Underdahl
Hunt Clifton Ted
Lichtenstein Lisa P.
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