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US Patent: 2,722,645
Voltage changer switch for a. c. motor
Patentee: Steffen S. Brown (exact or similar names) - Dayton, OH USPTO Classifications: 200/11G, 200/4, 310/71, 318/770 Tool Categories: electrical devices : electric motors Assignees: Brown-Brockmeyer Co. - Dayton, OH Manufacturer: Brown-Brockmeyer Co. - Dayton, OH Witnesses: Unknown	Patent Dates: Applied: Feb. 07, 1952 Granted: Nov. 01, 1955 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Brown-Brockmeyer Co.

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