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US Patent: 2,625,796
Multispeed Hydraulic Power Device
Patentee:
William A. Traut (exact or similar names) - Elm Grove, WI

USPTO Classifications:
60/425, 60/426, 91/519

Tool Categories:

Assignees:
Blackhawk Mfg. Co. - Milwaukee, WI

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Feb. 04, 1950
Granted: Jan. 20, 1953

Patent Pictures:
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