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US Patent: 1,360,165
Method for making commutators
Patentee:
Charles C. Zenk - Wilkinsburg, PA

USPTO Classifications:
264/261, 264/277, 29/597, 310/235

Tool Categories:
woodworking machines : machine making

Assignees:
Diehl Manufacturing Co. - Elizabeth, NJ

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 08, 1912
Granted: Nov. 23, 1920

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Diehl Manufacturing Co.
Description:
A method of making the molded commutators in patent 1,255,681.

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