US Patent: 992,572 - Tool-chuck


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US Patent: 992,572

Tool-chuck

Patentee:

Joseph H. McLaughlin (exact or similar names) - Millers Falls, MA

USPTO Classifications:

279/56

Tool Categories:

woodworking tools : braces : brace chucks

Assignees:

None

Manufacturer:

Millers Falls Co. - Millers Falls, MA

Witnesses:

Robert McLaughlin

Gertrude L. Waite

Patent Dates:
Granted:	May 16, 1911

Patent Pictures:

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"Vintage Machinery" entry for Millers Falls Co.

Description:

"The invention has relation to tool chucks, being primarily designed for use with a ratchet brace, such as is disclosed in my Patent 935,047, dated Sept. 28, 1909, but capable of use with any tool having a shank or stem detachably fitting in a chuck."