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US Patent: 1,881,984
Slide Mechanism for Precision Grinding Machines
Patentee: Charles E. Van Norman (exact or similar names) - Springfield, Hampden County, MA USPTO Classifications: 451/11, 451/227, 451/394, 451/64 Tool Categories: metalworking machines : grinding machines metalworking machines : metalworking machine mechanisms Assignees: Van Norman Machine Tool Co. - Springfield, Hampden County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 29, 1926 Granted: Oct. 11, 1932 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Van Norman Machine Tool Co.

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