Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1983-08-19
1985-12-03
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02816180
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patent: 4377399 (1983-03-01), Bryson
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Associated Mills Inc.
Largen James R.
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