Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1990-01-04
1993-06-22
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03366790
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patent: 5036880 (1991-08-01), Safford et al.
Bluhm Gene R.
Safford George J.
Cooper Industries Inc.
Largen James R.
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