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US Patent: 4,056
Improvement in water-wheels
Patentee:
James Leffel - Springfield, OH

USPTO Classifications:
415/205, D24/164

Tool Categories:
propulsion and energy : water power : water wheels

Assignees:
None

Manufacturer:
James Leffel & Co. - Springfield, OH
Leffel Water Wheel & Engine Co. - Springfield, OH

Witnesses:
Lafayette Caldwell
J. J. Greenough

Patent Dates:
Granted: May 21, 1845

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Leffel Water Wheel & Engine Co.
"Vintage Machinery" entry for James Leffel & Co.
Description:
The inventor received a later water-wheel patent, 34,150, which became one of the most successful water-wheel designs of all time.

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