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US Patent: 122,848
Improvements in Traction Engine
Patentee:
Robert Crouch Parvin (exact or similar names) - Philadelphia, PA

USPTO Classifications:
305/189, 305/195, 305/42

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 16, 1872

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Northwestern Parvin Steam Motor Mfg. Co.

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