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US Patent: 2,110,129
Margin adjustment guide
Patentee:
Arthur A. Koch - Cleveland, OH

USPTO Classifications:
33/430

Tool Categories:
specialty tools : paper cutters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 06, 1936
Granted: Mar. 08, 1938

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Grinnell Manufacturing Co.

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