| Patents for H. S. Sprague |
Patents 1 -
10
of 99
      |
| Picture | Number | Date | Patentee | Title |
 | 75,552 | Mar. 17, 1868 | H.N. King | Woodworker's Leg Vise Jaw |
 | 82,926 | Oct. 13, 1868 | L. Phillips, F.A. Deland | Improvement in mortising-machines |
 | 84,722 | Dec. 08, 1868 | J.L. Warren | Improvement in saws |
 | 98,475 | Jan. 04, 1870 | J. Davies | Improvement in Spoke-Shave |
 | 101,249 | Mar. 29, 1870 | J. Flower | Improvement in Lathes for Squared Nuts, etc. |
 | 101,258 | Mar. 29, 1870 | G.B. Goodnow | Improvement in saws |
 | 101,343 | Mar. 29, 1870 | E. Andrews | Improvement in saw-mills |
 | 111,164 | Jan. 24, 1871 | E. Andrews | Improvement in saws |
 | 112,883 | Mar. 21, 1871 | E. Andrews | Improvement in saw-mills |
 | 118,806 | Sep. 12, 1871 | R.M. Lafferty, E.P. Smith | Improvement in augers |
