Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1988-03-21
1991-06-25
Zarfas, Louis S.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03178170
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patent: 4194252 (1980-03-01), Tsuei
patent: 4669131 (1987-06-01), Barlow
patent: 4763366 (1988-08-01), Moreland
American Standard Inc.
Reynolds Demetrius
Sinnott John P.
Zarfas Louis S,.
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