Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1978-02-01
1979-06-12
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
D2301
Patent
active
D02520974
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Maugans James R.
Probst Richard O.
Johnson Merrill N.
Largen James R.
Ransburg Corporation
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