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US Patent: 3,622,170
Tool-Locking Mechanism
Patentee: Robert K. Sedgwick (exact or similar names) - Brookfield, Waukesha County, WI USPTO Classifications: 279/109, 279/89 Tool Categories: metalworking machines : metalworking machine tool holders Assignees: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Manufacturer: Kearney & Trecker Corp. - West Allis, Milwaukee County, WI Witnesses: Unknown	Patent Dates: Applied: Jan. 07, 1970 Granted: Nov. 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.
Description: Original application filed 20 May, 1968, now patent #3,533,638. Divided and this application filed 07 Jan., 1970.

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