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US Patent: 231,569
Traction Engine
Patentee:
David J. Havenstrite (exact or similar names) - Newark, Essex County, NJ

USPTO Classifications:
180/6.48, 180/6.7, 74/665N

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 28, 1880
Granted: Aug. 24, 1880

Patent Pictures:
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