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US Patent: 614,949
Screw Cutting Die
Patentee:
James Hartness (exact or similar names) - Springfield, Windsor County, VT

USPTO Classifications:
408/176, 470/185, 470/75

Tool Categories:
metalworking tools : taps and dies
metalworking tools : tap and die holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 07, 1898
Granted: Nov. 29, 1898

Patent Pictures:
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"Vintage Machinery" entry for Jones, Lamson & Co.

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