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US Patent: 2,959,721
Multi-Phase Induction Motors
Patentees:
Henry Sterling (exact or similar names) - Stretford, Lancashire, England
Thomas H. Barton (exact or similar names) - Sheffield, Yorkshire County, England
Oliver I. Butler (exact or similar names) - Sheffield, Yorkshire County, England

USPTO Classifications:
318/757, 318/766, 318/773

Tool Categories:
electrical devices : electric motors : induction motors
electrical devices : electric motors : multiphase motors

Assignees:
Lancashire Dynamo & Crypto, Ltd. - Manchester, Lancashire County, England

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 30, 1956
Granted: Nov. 08, 1960

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Lancashire Dynamo & Motor Co., Ltd.

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