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US Patent: 426,228
Screw Cutting Die Head
Patentee:
James A. Becher (exact or similar names) - Mishawaka, St. Joseph County, IN

USPTO Classifications:
408/147

Tool Categories:
metalworking tools : tap and die holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 07, 1889
Granted: Apr. 22, 1890

Patent Pictures:
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