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US Patent: 146,120
Water Motors for Sewing-Machines
Patentee:
Oscar J. Backus (exact or similar names) - San Francisco, San Francisco County, CA

USPTO Classifications:
415/121.2, 415/121.3, 415/151, 415/202

Tool Categories:
propulsion and energy : water power : hydraulic motors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 05, 1873
Granted: Jan. 06, 1874

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Backus Water Motor Co.

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