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US Patent: 2,302,575
Backlash Eliminator for Spindle Drives
Patentees: Millard Romaine (exact or similar names) - Cincinnati, Hamilton County, OH Erwin G. Roehm (exact or similar names) - Norwood, Hamilton County, OH USPTO Classifications: 318/15, 409/146, 74/372, 74/409 Tool Categories: metalworking machines : metalworking machine mechanisms Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 03, 1940 Granted: Nov. 17, 1942 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.

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