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US Patent: 48,476
Cutting Screws
Apparatus for Reversing the Motion of Screw-Taps
Patentee:
Linus Yale, Jr. (exact or similar names) - Shelburne Falls, Franklin County, MA

USPTO Classifications:
408/128, 470/103, 470/66

Tool Categories:
metalworking tools : tap and die holders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Jun. 27, 1865

Patent Pictures:
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