Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Portable
Patent
1996-05-20
1997-10-07
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Portable
D23335, 2303
Patent
active
D03847349
REFERENCES:
patent: D104096 (1937-04-01), Friedman
patent: D324907 (1992-03-01), Cook
patent: D353660 (1994-12-01), Cunning
patent: 2268801 (1942-01-01), Carlton
patent: 4412478 (1983-11-01), Osher et al.
Bartlett Ernestine C.
Lichtenstein Lisa
U.S. Philips Corporation
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