Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1980-11-03
1983-07-05
Largen, James
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2302
Patent
active
D02696347
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Hennessy Arnold
Inch John D.
International Water Saver Toilets, Inc.
Largen James
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