Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1981-06-23
1984-04-10
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02734150
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patent: D209939 (1968-01-01), Grube
patent: D212286 (1968-09-01), Mitchell
patent: D217719 (1970-06-01), McNair et al.
patent: D267898 (1983-02-01), Burian et al.
patent: 3152240 (1964-10-01), Scott
patent: 3707971 (1973-01-01), Yamamoto
patent: 3949743 (1976-04-01), Shanbrom
patent: 4262374 (1981-04-01), Mikiya et al.
Balser John J.
Clairol Incorporated
Jarkovsky Isaac
Largen James R.
Rosen Gerald S.
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