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US Patent: 2,166,940
Hydraulic Power System
Patentee:
Conrad M. Conradson (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
137/338, 137/341, 137/505, 137/505.38, 137/625.17, 137/636.4, 165/279, 236/12.17, 60/329, 82/900, 91/450, 91/470

Tool Categories:
metalworking machines : machine tool controls

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 12, 1930
Granted: Jul. 25, 1939

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Application renewed 29 Sept 1938.

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