| Patents for Alex F. Roberts |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 59,844 | Nov. 20, 1866 | J. King, Jr. | Improvement in spring fish-hooks |
 | 61,902 | Feb. 05, 1867 | A.V. Westervelt | Improvement in Calipers |
 | 67,937 | Aug. 20, 1867 | W.C. Abbe | Improvement in Pipe-Wrenches |
 | 70,204 | Oct. 29, 1867 | N. Hablin | Improvements in Try- Squares |
 | 77,082 | Apr. 21, 1868 | J. Noepel, B. Assmann | Improvement in saw Sets |
 | 78,341 | May 26, 1868 | A.J. Van Ornum | Lathe tool |
 | 83,347 | Oct. 20, 1868 | P.A. Whitney, A.W. Whitney | Machine for Bending and Folding Sheet Metal |
 | 85,991 | Jan. 19, 1869 | R.A. Briggs | Improvements in combined rule and protractor |
 | 95,873 | Oct. 19, 1869 | W.M. Bleakley | Can Opener |
 | 98,216 | Dec. 28, 1869 | C.D. Allen | Steam Governor |
