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Patent number:
Patent Date:
US Patent: 556,346
Traction Engine
Patentee:
Stephen B. Gray (
exact
or
similar
names) - Jacksonville, Morgan County, IL
USPTO Classifications:
180/233
,
180/262
,
180/38
,
180/6.24
,
74/721
Tool Categories:
propulsion and energy
:
steam apparatus
:
steam traction engines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Jan. 21, 1895
Granted:
Mar. 17, 1896
Patent Pictures:
USPTO
(New site tip)
Google Patents
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