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US Patent: 1,079,304
Mounting Of Abrasive Wheels
Patentee: Henry K. Spencer (exact or similar names) - Dorchester, Suffolk County, MA USPTO Classifications: 451/548 Tool Categories: metalworking machines : grinders : grinder wheels Assignees: Blanchard Machine Co. - Cambridge, Middlesex County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 16, 1912 Granted: Nov. 18, 1913 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Blanchard Machine Co.
Description: Original application filed 21 Sept., 1911. Divided and the application filed 16 Dec., 1912.

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