Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1981-04-24
1983-03-22
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02683598
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Friedrich Grohe Armaturenfabrik GmbH & Co.
Largen James R.
Lenkszus Donald J.
Raden James B.
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