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US Patent: 92,266
Improvement in saw-filing machines
Patentee: Charles P. Case (exact or similar names) - Troy, PA USPTO Classifications: 76/31 Tool Categories: metalworking machines : grinders : sharpening machines : saw sharpening machines Assignees: None Manufacturer: Not known to have been produced Witnesses: A. G. Heylmun James P. Greves	Patent Dates: Granted: Jul. 06, 1869 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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