Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1998-11-05
2000-04-18
Lichtenstein, Lisa
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2867, 2304
Patent
active
D04230949
REFERENCES:
patent: D348835 (1994-07-01), Cogliandro
patent: 2023683 (1935-12-01), Horn et al.
patent: 2812900 (1957-11-01), Matthews
patent: 3138801 (1964-06-01), Brodsky
patent: 3262638 (1966-07-01), Militello
patent: 5265278 (1993-11-01), Watanabe
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