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US Patent: 209,774
Screw Cutting Die
Patentee:
Ole Pederson (exact or similar names) - Joliet, Will County, IL

USPTO Classifications:
279/71, 408/150, 408/178

Tool Categories:
metalworking tools : taps and dies

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 08, 1878
Granted: Nov. 12, 1878

Patent Pictures:
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