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US Patent: 1,975,215
Tool Holder
Patentee:
Urving G. Thomas (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
279/105.1, 403/103, 403/145, 403/27, 403/286, 403/296, 403/364, 403/81

Tool Categories:
metalworking machines : drilling and boring : drilling and boring tool holders
metalworking machines : drilling and boring : drill bits : metalworking counterbores

Assignees:
Eclipse Interchangeable Counterbore Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 24, 1933
Granted: Oct. 02, 1934

Patent Pictures:
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