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US Patent: 460,375
Traction Engine
Patentees:
Charles Higgins (exact or similar names) - Clay City, Clay County, IL
John Gregory (exact or similar names) - Clay City, Clay County, IL

USPTO Classifications:
474/86

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 25, 1891
Granted: Sep. 29, 1891

Patent Pictures:
USPTO (New site tip)
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