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US Patent: 2,367,864
Filing machine
Patentee:
Robert O. Hein - Chicago, IL

USPTO Classifications:
29/76.1, 74/50

Tool Categories:
metalworking machines : filing machines

Assignees:
None

Manufacturer:
All American Tool & Manufacturing Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 02, 1942
Granted: Jan. 23, 1945

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for All American Tool & Manufacturing Co.

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