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US Patent: 1,889,947
Frictional drive for a router or the like
Patentee: George H. Carlson (exact or similar names) - Rockford, IL USPTO Classifications: 144/135.3, 310/66, 476/59 Tool Categories: woodworking machines : cutter head machines : routing machines Assignees: Ekstrom, Carlson & Co. - Rockford, IL Manufacturer: Ekstrom, Carlson & Co. - Rockford, IL Witnesses: Unknown	Patent Dates: Applied: Oct. 10, 1928 Granted: Dec. 06, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Ekstrom, Carlson & Co.

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