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US Patent: 4,300X
Regulating the speed of carriages
Traction-wheel
Patentee:
Thomas Blanchard - Springfield, MA

USPTO Classifications:
74/371

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Dec. 28, 1825

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Thomas Blanchard
Description:
Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. Only the patent drawing is available. This patent is in the database for reference only.

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