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US Patent: 147,039
Saw Gumming Machines
Patentee: David Boyd (exact or similar names) - Vevay, Switzerland County, IN USPTO Classifications: 76/44 Tool Categories: tool making : making sawblades : saw gummers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 15, 1873 Granted: Feb. 03, 1874 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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