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US Patent: 2,104,700
Pressure Regulating Device
Patentee:
Philip S. Russel (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
137/115.27, 137/510

Tool Categories:
industrial tools : pressure regulators

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 05, 1937
Granted: Jan. 04, 1938

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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