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US Patent: 2,182,231
Attachment for cutter grinders
Patentee: Richard Knight Le Blond (exact or similar names) - Cincinnati, OH USPTO Classifications: 451/137, 451/340 Tool Categories: metalworking machines : grinders : tool grinders Assignees: R. K. LeBlond Machine Tool Co. - Cincinnati, OH Manufacturer: R. K. LeBlond Machine Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Jun. 14, 1939 Granted: Dec. 05, 1939 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for R. K. LeBlond Machine Tool Co.
Description: Improvements to the cutter grinder of patents 932,791 and 2,164,212.

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