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US Patent: 1,138,996
Traction-engine
Patentees: Frank H. Bierman (exact or similar names) - Minneapolis, MN George T. Strite (exact or similar names) - Minneapolis, MN USPTO Classifications: 180/209, 180/210, 180/22 Tool Categories: agricultural : tractors Assignees: J. S. Clapper - Billings, MT Ensley L. Strite - Minneapolis, MN Howard J. Bierman - Minneapolis, MN Frank H. Bierman - Minneapolis, MN George T. Strite - Minneapolis, MN Manufacturer: Strite Tractor Co. - Minneapolis, MN Witnesses: F. A. Whiteley H. A. Bowman	Patent Dates: Applied: Jan. 16, 1914 Granted: May 11, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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