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US Patent: 1,395,252
Thread Cutting Die
Patentee: Edward E. Beck (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 408/221, 470/185, 470/198, 76/117 Tool Categories: metalworking tools : taps and dies Assignees: Crown Die & Tool Co. - Chicago, Cook County, IL Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 15, 1919 Granted: Nov. 01, 1921 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens Vintage Machinery entry for Charles Parker Co.tage Machinery entry for Crown Die & Tool Co.

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