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Yankee Drills


Corner Braces - Illustrated Directory of Patents

  Patent 132,790 - 11/05/1872: Improvement in Bit-Stock by Quimby S. Backus, Millers Falls, MA

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Manufactured by:
Quimby S. Backus - Holyoke, MA and Millers Falls Co. - Millers Falls, MA

This is a sample of a corner brace attachment, produced by Backus.


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Millers Falls Drills

Goodell-Pratt Tools


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