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US Patent: 1,659,978
Telescopic Guard System for Drills
Patentee: David C. Klausmeyer (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 408/124, 408/234, 408/235, 408/237, 408/241G, 408/710 Tool Categories: metalworking machines : drilling and boring : drill presses : drill press accessories Assignees: Cincinnati Bickford Tool Co. - Cincinnati, Hamilton County, OH Manufacturer: Cincinnati Bickford Tool Co. - Cincinnati, Hamilton County, OH Witnesses: Unknown	Patent Dates: Applied: Feb. 11, 1925 Granted: Feb. 21, 1928 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Bickford Tool Co.

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