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| Patents for F. G. Fontaine | |||||
| Number | Date | Patentee | Title | Type | |
| 13,242 | Jul. 10, 1855 | J.B. Woodruff | Improvement in Sewing Machines | sewing machines | |
| 17,023 | Apr. 14, 1857 | T.A. Chandler | Pendulum Level or Inclinometer | inclinometers | |