All Patents in class 278/96.2 |
Patents 1 -
10
of 38
      |
Picture | Number | Date | Patentee | Title |
 | 4,292 | Nov. 26, 1845 | P. Gallagher | Improvement in Plow-Clevises |
 | 4,466 | Apr. 18, 1846 | J.M. Armsby | Improvement in the Way and Manner of Guiding and Regulating the Operation of Plows |
 | 4,730 | Sep. 03, 1846 | S. Wilt | Improvement in Plow-Clevises |
 | 5,016 | Mar. 13, 1847 | J. Van Brocklin | Improved Mode of Manufacturing Cast-Iron Clevises for Plows |
 | 5,581 | May 16, 1848 | I. Evans | Plow-Clevis |
 | 28,337 | May 22, 1860 | C. Adams | Improvement in Clevises for Plows |
 | 57,436 | Aug. 21, 1866 | G.P. Darrow | Improvement in Plow-Clevis |
 | 78,775 | Jun. 09, 1868 | T.P. Warren | Improvement in Clevis-Iron |
 | 87,421 | Mar. 02, 1869 | E.G. Matthews | Improvement in Clevises for Plows and Other Agricultural Implements |
 | 90,068 | May 18, 1869 | J.A. Bilz | Plow Clevis |