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US Patent: 572,934
Die Head for Screw Cutting
Patentee:
William J. Smith (exact or similar names) - New Haven, New Haven County, CT

USPTO Classifications:
279/71, 408/73, 470/75

Tool Categories:
metalworking tools : tap and die holders

Assignees:
Geometric Drill Co. - New Haven, New Haven County, CT

Manufacturer:
Geometric Drill Co. - New Haven, New Haven County, CT

Witnesses:
L. A. Babcock
George F. Newcomb
John G. Hinkel
M. A. Kelly

Patent Dates:
Applied: Aug. 31, 1896
Granted: Dec. 08, 1896

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Geometric Tool Co.

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