Patented and Distinctive Bit Braces & Augers, a Research Study
by
George Langford, Sc.D.
Updated December 9, 2016
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The Millers Falls Company vs. W.A. Ives & Co., before J. Shipman, March 23rd, 1877
 ... The invention set forth in letters-patent granted to Charles H. Amidon, January 14, 1868, for an improvement in bit-stocks, defined. The claims of the patent(s) construed, and the patent(s) held to be valid. The construction of the device(s) which infringe the patent(s), set forth. Pages 169-179. (Omitting discussion of Horton patent)

Pages 169-171
pages 171-172
pages 172-175
pages 175-176
pages 176-177
pages 177-178
pages 178-179
U.S. Patent No. 73,279
U.S. Patent No.111,649