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US Patent: 1,686,240
Multiple-lever twenty-four-speed mechanism
Patentee: David C. Klausmeyer (exact or similar names) - Cincinnati, OH USPTO Classifications: 74/333, 74/337.5, 74/473.1, 74/DIG.007, 82/140 Tool Categories: metalworking machines : drilling and boring : tapping machines metalworking machines : metalworking machine mechanisms : metalworking power transmission Assignees: Cincinnati Bickford Tool Co. - Cincinnati, OH Manufacturer: Cincinnati Bickford Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Jul. 07, 1925 Granted: Oct. 02, 1928 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Cincinnati Bickford Tool Co.

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