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US Patent: 407,437
Machine for Planing Gear Teeth
Patentee: George B. Grant (exact or similar names) - Lexington, Middlesex County, MA USPTO Classifications: 409/43 Tool Categories: metalworking machines : gear making machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 14, 1887 Granted: Jul. 23, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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