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US Patent: 1,835,992
Combined Post Shank and Bit
Patentee:
Ole Severson (exact or similar names) - Shelton, Fairfield County, CT

USPTO Classifications:
407/91, 407/96

Tool Categories:
metalworking machines : metal lathes : lathe tool holders and tool posts

Assignees:
O. K. Tool Co., Inc. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 24, 1928
Granted: Dec. 08, 1931

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for O. K. Tool Holder Co.

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