Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Valve or body therefor
Patent
1994-07-14
1997-02-25
Coles, Doris V.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Valve or body therefor
Patent
active
D03782298
REFERENCES:
patent: 3748837 (1973-07-01), Billeter
Approval Test Specification for Combined Dirt Collector and Cut-Out Cock, Adopted 1982, Revised 1988, Association of American Railroads-Mechanical Division-Manual of Standards and Recommended Practices.
Gayfer Robert P.
Petzoldt Martin A.
Coles Doris V.
New York Air Brake Corporation
Watterson Eric
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