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US Patent: 409,451
Device for Tilting the Tool of a Slotting Machine
Patentee: James C. Caldwell (exact or similar names) - Philadelphia, PA USPTO Classifications: 409/348 Tool Categories: metalworking machines : metalworking machine mechanisms metalworking machines : metal slotting machines Assignees: Clarence S. Bement - Philadelphia, PA Frederick B. Miles - Philadelphia, PA William P. Bement - Philadelphia, PA Frank Bement - Philadelphia, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 14, 1889 Granted: Aug. 20, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Bement, Miles & Co.

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