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US Patent: 2,473,711
Rotary Pump and Motor Hydraulic Transmission System
Patentees:
Bernard A. Kearns (exact or similar names) - Cincinnati, OH
Jacob Decker (exact or similar names) - Cincinnati, OH

USPTO Classifications:
451/221, 60/377, 60/381

Tool Categories:
metalworking machines : grinding machines

Assignees:
Cincinnati Grinders, Inc. - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 03, 1941
Granted: Jun. 21, 1949

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Cincinnati Grinders, Inc.

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