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US Patent: 442,828
Screw-cutting die
Patentee:
Charles P. Russell (exact or similar names) - Greenfield, MA

USPTO Classifications:
408/181, 408/239R

Tool Categories:
industrial tools : taps and dies
metalworking tools : taps and dies

Assignees:
Wiley & Russell Manufacturing Co. - Greenfield, MA

Manufacturer:
Wiley & Russell Manufacturing Co. - Greenfield, MA

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 16, 1890
Granted: Dec. 16, 1890

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Wiley & Russell Manufacturing Co.

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