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US Patent: 1,255,223
Screw-cutting die
Patentee:
Albert J. Prance (exact or similar names) - Detroit, MI

USPTO Classifications:
408/142, 470/77

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

Assignees:
Murchey Machine & Tool Co. - Detroit, MI

Manufacturer:
Murchey Machine & Tool Co. - Detroit, MI

Witnesses:
Charles F. Schively
V. L. Allen

Patent Dates:
Applied: Jul. 12, 1916
Granted: Feb. 05, 1918

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Murchey Machine & Tool Co.

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