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US Patent: 156,748
Improvement in circular saws
Patentee: Emanuel Andrews (exact or similar names) - Williamsport, PA USPTO Classifications: 407/61, 83/846, 83/848 Tool Categories: woodworking machines : machine and tool cutters : sawblades Assignees: None Manufacturer: Williamsport Saw Works - Williamsport, PA Witnesses: Charles Thurman George L. Dyer	Patent Dates: Applied: May 04, 1874 Granted: Nov. 10, 1874 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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