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US Patent: 314,475
Bearing for Shafting
Patentees:
Joseph A. Powers (exact or similar names) - Troy, Rensselaer County, NY
Clinton M. Ball (exact or similar names) - Troy, Rensselaer County, NY

USPTO Classifications:
384/404

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 16, 1885
Granted: Mar. 24, 1885

Patent Pictures:
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