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US Patent: 988X
Steam boats and boilers
Patentee:
William Thornton (exact or similar names) - Washington, DC

USPTO Classifications:

Tool Categories:
propulsion and energy : nautical propulsion apparatus
propulsion and energy : steam apparatus : steamboats
propulsion and energy : steam apparatus : stationary boilers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jan. 16, 1809

Patent Pictures:
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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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