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CA Patent: CA-956,447
Unitary work changer for a machining center
Patentees: John Jacob Schachte (exact or similar names) - Wauwatosa, WI Earl Rex Lohneis (exact or similar names) - Milwaukee, WI USPTO Classifications: Tool Categories: metalworking machines : metalworking machine mechanisms : workpiece changers and storage mechanisms Assignees: Kearney & Trecker Corp. - West Allis, WI Manufacturer: Kearney & Trecker Corp. - West Allis, WI Witnesses: Unknown	Patent Dates: Granted: Oct. 22, 1974 Patent Pictures: CIPO Data Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Kearney & Trecker Corp.
Description: The innovation is a velocity control system that accommodates workpieces of different size and weight.

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