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US Patent: 3,571,912
Multi-tool Tool Changer
Patentee: Ervin J. Kielma (exact or similar names) - Milwaukee, Milwaukee Couny, WI USPTO Classifications: 414/618, 483/37, 483/46, 483/52, 483/63, 483/68 Tool Categories: metalworking machines : metalworking machine mechanisms : tool changers and storage mechanisms Assignees: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Manufacturer: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Witnesses: none listed	Patent Dates: Applied: Jun. 17, 1968 Granted: Mar. 23, 1971 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Kearney Trecker Corp.

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