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US Patent: 1,819,640
Tractor
Patentee: David P. Davies (exact or similar names) - Racine, Racine County, WI USPTO Classifications: 180/11, 180/295 Tool Categories: agricultural : tractors Assignees: J. I. Case Threshing Machine Co. - Racine, Racine County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 26, 1930 Granted: Aug. 18, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. I. Case & Co.

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