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US Patent: 339,576
Machine for sharpening saws
Patentee: Lyman O. Orton (exact or similar names) - Philadelphia, PA USPTO Classifications: 76/41, 76/77 Tool Categories: metalworking machines : grinders : sharpening machines : saw sharpening machines Assignees: None Manufacturer: Berry & Orton Co. - Philadelphia, PA Witnesses: A. P. Grant John A. Wiedersheim	Patent Dates: Applied: Aug. 06, 1883 Granted: Apr. 06, 1886 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Berry & Orton Co.

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