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US Patent: 417,574
Screw Cutting Tool
Patentee:
Karl Mischke (exact or similar names) - New York, NY

USPTO Classifications:
279/108, 408/159, 408/74

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 28, 1889
Granted: Dec. 17, 1889

Patent Pictures:
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