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US Patent: 334,333
Traction Engine
Patentee:
Benjamin S. Benson - Baltimore, MD

USPTO Classifications:
104/244.1, 122/109, 172/26, 172/280, 172/292, 172/834, 180/36, 180/8.7, 180/9.23, 180/9.62, 305/130

Tool Categories:
propulsion and energy : steam apparatus : steam traction engines : tracks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 30, 1885
Granted: Jan. 12, 1886

Patent Pictures:
USPTO pdf tiff
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