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US Patent: 1,440,482
Belt Shifter for Stepped Cone Pulleys
Patentee: Ernest Mills (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 474/81 Tool Categories: industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms Assignees: Smith & Mills Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 09, 1921 Granted: Jan. 02, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Smith & Mills Co.

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