Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1988-05-31
1991-07-09
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03180980
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Largen James R.
Reynolds Demetrius
The Hotsy Corporation
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