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CA Patent: CA-838,788
Motor Control System for Grinding Machines
Patentees:
John Cyril Jones (exact or similar names) - Altrincham, Cheshire County, England
John Derick Barclay (exact or similar names) - Altrincham, Cheshire County, England

USPTO Classifications:

Tool Categories:
metalworking machines : grinders : roll grinding machines

Assignees:
Churchill Machine Tool Co., Ltd. - Altrincham, Cheshire County, England

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Apr. 07, 1970

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Churchill Machine Tool Co., Ltd.

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