Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1980-09-15
1983-01-04
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02675056
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patent: 4103940 (1978-08-01), Bills
Noland Company Industrial Supplies Catalog "T", (.COPYRGT.1957), p. T598.
Largen James R.
WFI International, Inc.
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