by
George Langford, Sc.D.
Updated December 9, 2016
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| John Chantrell | Mr. Chantrell had three other very similar brace patents: 286,683, 302,320, and 328,649;
there are probably several combinations of the teachings in these four
patents among the braces that Mr. Chantrell produced during the
apparently short life of his firm. |
| Inventor/Maker | Representative Images (can be enlarged) | Examples found by GB | Patent | Patent Date
| Directory of American
Toolmakers: active years |
| Chantrell |   |
106, 111, 112 | 328,648 |
October 20, 1885 |
1883-1885 |
| Chantrell |  |
ChantrellGeneric019.JPG | Unknown | Not applicable. |
