Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Portable
Patent
1998-03-17
1998-12-15
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Portable
D23332, 2303
Patent
active
D04027426
REFERENCES:
patent: D257059 (1980-09-01), Schade
patent: 4740670 (1988-04-01), Yoo
De Longhi America Cat., Heater A, upper middle side of page.
Lichtenstein Lisa
Yel Li Electrical Works Co., Ltd.
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