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US Patent: 1,221,576
Manufacture of tempered saw-blades
Patentee: Charles Napier (exact or similar names) - Springfield, MA USPTO Classifications: 266/105, 266/111 Tool Categories: tool making : making sawblades Assignees: Napier Saw Works Inc. - Springfield, MA Manufacturer: Not known to have been produced Witnesses: G. R. Driscoll J. D. Long	Patent Dates: Applied: Mar. 11, 1915 Granted: Apr. 03, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Napier Saw Works; Metal Saw & Machine Co.

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