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US Patent: 933,945
Gearing for Traction Engines
Patentee:
Andrew W. Aitken (exact or similar names) - Springfield, Clark County, OH

USPTO Classifications:
74/323, 74/378

Tool Categories:
propulsion and energy : steam apparatus : steam traction engines : traction engine propulsion components

Assignees:
Kelly-Springfield Road Roller Co. - Springfield, Clark County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 20, 1908
Granted: Sep. 14, 1909

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Kelly-Springfield Road Roller Co.

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