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US Patent: 167,974
Slide Rests for Metal Turning Lathes
Patentee: George F. Ballou (exact or similar names) - Pawtucket, Providence County, RI USPTO Classifications: 82/137 Tool Categories: metalworking machines : metal lathes metalworking machines : metalworking machine mechanisms Assignees: Henry N. Fisher - Waltham, Middlesex County, MA John E. Whitcomb - Waltham, Middlesex County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 10, 1875 Granted: Sep. 21, 1875 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Ballou & Whitcomb

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