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US Patent: 1,056,089
Tool-holder
Patentees:
Pearl H. Robinson - Shelton, CT
George W. Conklin - Shelton, CT

USPTO Classifications:
407/108, 407/49, 407/53

Tool Categories:
industrial tools : tool holders
tool holders

Assignees:
O. K. Tool Holder Co. - Shelton, CT

Manufacturer:
O. K. Tool Holder Co. - Shelton, CT

Witnesses:
Alfred Selmnonrick
Edward W. Kneen

Patent Dates:
Applied: May 04, 1912
Granted: Mar. 18, 1913

Patent Pictures:
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"Vintage Machinery" entry for O. K. Tool Holder Co.
Description:
"This invention has for its object to provide a tool holder adapted for general use upon lathes, planing machines, shaping machines, boring mills, etc., which shall be quick-acting, durable and will give a positive grip upon the tool."

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