| Patents for Sylvenus Walker |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 61,032 | Jan. 08, 1867 | S. Walker | Improvement in Pliers | pliers |
| 94,794 | Sep. 14, 1869 | S. Walker | Improvement in Stove-Companions | combination tools |
| 141,014 | Jul. 22, 1873 | M.C. Robichau | Butt Gage | marking gauges |
| 148,340 | Mar. 10, 1874 | E. White | Improvement in scroll-sawing machines | scrollsaws |
| 154,557 | Sep. 01, 1874 | C.H. Matchett | Improvement in saw-filing vises and guides | saw vises |
| 211,259 | Jan. 07, 1879 | J.A. Robbins | Improvement in planing-saws | sawblades |
| 211,346 | Jan. 14, 1879 | J.A. Robbins, I.C. Bumpus | Improvement in saws | sawblades |
| 214,389 | Apr. 15, 1879 | W.S. Hill | Improvement in circular saws | sawblades |
| 214,390 | Apr. 15, 1879 | W.S. Hill | Improvement in circular saws | sawblades |
| 227,304 | May 04, 1880 | E.A. Robbins | Carriage-Wrench | axle nut wrenches |
| 257,072 | Apr. 25, 1882 | E.A. Robbins | Carriage Wrench | axle nut wrenches |
| 269,234 | Dec. 19, 1882 | E.A. Robbins | Pipe Wrench | pipe wrenches |
| 300,127 | Jun. 10, 1884 | W.H. Ratcliff | Sliding Jaw Wrench | pipe jaw attachments for wrenches |
| 558,874 | Apr. 21, 1896 | J. Grannis | Axle Nut Wrench | axle nut wrenches |
| 559,559 | May 05, 1896 | J.E. Worthen | Circumferential Dividers | dividers |
