Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1981-03-30
1983-06-07
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D 6 20, D2304
Patent
active
D02692910
REFERENCES:
patent: D187799 (1960-05-01), Saarimen
patent: D207583 (1967-05-01), Koistinen
patent: D215846 (1969-11-01), Curtin et al.
patent: D218422 (1970-08-01), Crandall
patent: D220146 (1971-03-01), Loewy et al.
patent: 1344318 (1920-06-01), Slye et al.
patent: 1886429 (1932-11-01), Sacks
patent: 4149675 (1979-04-01), Van Breen et al.
Hofer Jean-Pierre
Rebetez Gaston
Firmenich S.A.
Largen James R.
Murray Kenneth H.
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