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US Patent: 1,603,605
Die Head for Thread Cutting Tools
Patentee:
Conrad Jobst - Toledo, Lucas County, OH

USPTO Classifications:
408/172

Tool Categories:
metalworking tools : tap and die holders

Assignees:
Kent-Owens Machine Co. - Toledo, Lucas County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 30, 1921
Granted: Oct. 19, 1926

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Kent-Owens Machine Co.

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