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US Patent: 2,357,795
Valve
Patentees:
Earnest J. Dillman (exact or similar names) - Detroit, Wayne County, MI
William E. Cowley (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
137/339, 137/505.22, 236/92R, 251/61.5

Tool Categories:
specialty machines : refrigeration apparatus
hardware : valves

Assignees:
Detroit Lubricator Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 04, 1939
Granted: Sep. 12, 1944

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Detroit Lubricator Co.

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