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US Patent: 135,707
Improvement in turbine water-wheels
Patentee:
William P. Hale - Lockhaven, PA

USPTO Classifications:
415/80

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Hugh Devling
I. M. Devling

Patent Dates:
Granted: Feb. 11, 1873

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Hale Manufacturing Co.

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