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US Patent: 465,827
Tapping and Thread Cutting Machine
Patentee:
Horace C. Bradford - Milwaukee, WI

USPTO Classifications:
269/242, 269/60, 269/70, 269/71, 409/342, 470/182, 470/58, 470/96, 74/353

Tool Categories:
metalworking machines : drilling and boring : tapping machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 19, 1891
Granted: Dec. 29, 1891

Patent Pictures:
USPTO pdf tiff
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