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US Patent: 2,012,082
Hydraulic Gear Shifting System
Patentees:
George E. Hieber (exact or similar names) - Cincinnati, Hamilton County, OH
William G. Hoelscher (exact or similar names) - Norwood, Hamilton County, OH

USPTO Classifications:
184/6.14, 29/64, 408/124, 408/236, 74/364

Tool Categories:
metalworking machines : metalworking machine mechanisms : hydraulic apparatus

Assignees:
Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH

Manufacturer:
Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 23, 1930
Granted: Aug. 20, 1935

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Cincinnati Milling Machine Co.
Description:
This patent number was seen on a Cincinnati Milling Machine Co. patent plate 4FV-101.

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