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US Patent: 993,398
Adjusting and grinding planer-knives
Patentee:
Ozra Burr Osborn (exact or similar names) - Beloit, WI

USPTO Classifications:
144/130.2, 451/419, 451/45

Tool Categories:
woodworking machines : woodworking machine parts or accessories : woodworking machine sharpening mechanisms

Assignees:
Berlin Machine Works - Beloit, WI

Manufacturer:
P. B. Yates Machine Co. - Beloit, WI
Berlin Machine Works - Beloit, WI

Witnesses:
H. E. Gillette
Burt D. Stevens

Patent Dates:
Applied: Sep. 18, 1908
Granted: May 30, 1911

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for P. B. Yates Machine Co.
Vintage Machinery entry for Berlin Machine Works

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