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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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