Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1977-01-21
1977-11-08
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2304
Patent
active
D02463199
REFERENCES:
patent: D220488 (1971-04-01), Patrigot
patent: D242145 (1976-11-01), Schimanski
patent: 1074714 (1913-10-01), Guenther et al.
patent: 1640272 (1927-08-01), Gotham
patent: 2878061 (1959-03-01), Saeks
patent: 3424380 (1969-01-01), Curran
patent: 3964684 (1976-06-01), Schimanski
Lecomte Philippe
Mandon Jean-Pierre
Nuer Louis
Rabussier Bernard
Airwick Industries Inc.
Jorda Karl F.
Largen James R.
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