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US Patent: 4,066,942
Control circuit for a power tool
Patentees: Edmund C. Dudek (exact or similar names) - St. Charles, IL Francis G. Burdwell (exact or similar names) - Elmhurst, IL USPTO Classifications: 318/432, 318/434 Tool Categories: Assignees: Thor Power Tool Co. - Aurora, IL Manufacturer: Thor Power Tool Co. - Aurora, IL Witnesses: Unknown	Patent Dates: Applied: Oct. 10, 1975 Granted: Jan. 03, 1978 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Thor Power Tool Co.
Description: The tool in question is an electric or pneumatic wrench.

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