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US Patent: 938,709
Electromechanical device
Patentee: George H. Rowe (exact or similar names) - Berwyn, IL USPTO Classifications: 173/114, 173/117, 310/75R, 310/83, 74/44 Tool Categories: handheld power tools : handheld impact tools : impact riveters Assignees: Electro-Magnetic Tool Co. - Chicago, IL Manufacturer: Electro-Magnetic Tool Co. - Cicero, IL Witnesses: E. L. Breidert P. H. Truman	Patent Dates: Applied: Jun. 11, 1909 Granted: Nov. 02, 1909 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Electro-Magnetic Tool Co.
Description: This patent contains improvements to a patent that was approved after this one: 973,216.

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