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Patent number:
Patent Date:
US Patent: 441,748
Treadle Mechanism
Patentee:
Norman Clark (
exact
or
similar
names) - Sterling, Whiteside County, IL
USPTO Classifications:
74/36
Tool Categories:
propulsion and energy
:
human powered apparatus
Assignees:
Norman Clark
- Sterling, Whiteside County, IL
Solmon P. Giddings
- Sterling, Whiteside County, IL
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Mar. 18, 1890
Granted:
Dec. 02, 1890
Patent Pictures:
USPTO
(New site tip)
Google Patents
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