Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1979-09-13
1982-02-02
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2304
Patent
active
D02629062
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patent: D212420 (1968-10-01), Wilson
patent: D242621 (1976-12-01), Curran
patent: D254986 (1980-05-01), Palson et al.
patent: 2579715 (1951-12-01), Wilson et al.
patent: 2657090 (1953-10-01), Meek
patent: 2711346 (1955-06-01), Irwin et al.
patent: 3521816 (1970-07-01), Wilson
Armstrong John C.
Palson Richard C.
Largen James R.
Meyer Robert E.
The Pharmasol Corporation
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