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| Patents for John Chantrell | |||||
| Number | Date | Patentee | Title | Type | |
| 286,683 | Oct. 16, 1883 | J. Chantrell | Ratchet brace | braces | |
| 302,320 | Jul. 22, 1884 | J. Chantrell | Ratchet-brace | ratchet braces | |