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US Patent: 175,579
Screw Cutting Dies
Patentee: Edward A. Stimson (exact or similar names) - Dayton, Montgomery County, OH USPTO Classifications: 279/71, 408/174, 470/75 Tool Categories: metalworking tools : taps and dies metalworking tools : tap and die holders Assignees: Edward A. Stimson - Dayton, Montgomery County, OH Ebenezer F. Stoddard - Dayton, Montgomery County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 17, 1876 Granted: Apr. 04, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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