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CA Patent: CA-192,138
Commutator slotting machine
Patentee: Frank E. Aurand (exact or similar names) - Oak Park, IL USPTO Classifications: Tool Categories: specialty machines : commutator slotting machines handheld power tools Assignees: Frank E. Aurand - Oak Park, IL Guy W. Lunn - Chicago, IL Manufacturer: Frank E. Aurand - Oak Park, IL Witnesses: Unknown	Patent Dates: Applied: Jul. 29, 1918 Granted: Aug. 12, 1919 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Jeff Joslin "Vintage Machinery" entry for Frank E. Aurand
Description: This is the Canadian equivalent of US patent 1,260,125.

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