| All Patents in class 147/46 |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 13,097 | Jun. 19, 1855 | R. Parce | Machine for cutting locks and tapering ends of wooden hoops |
 | 15,768 | Sep. 23, 1856 | D. Lamson | Machine for notching hoops |
 | 21,507 | Sep. 14, 1858 | S. Littlefield | Machine for notching and trimming hoops |
 | 21,508 | Sep. 14, 1858 | H. Littlejohn | Machine for cutting and finishing the locks of wooden hoops |
 | 27,206 | Feb. 21, 1860 | A.H. Crozier | Machine for cutting and distancing the locks on hoops |
 | 65,491 | Jun. 04, 1867 | F.C. La Riviere | Improvement in machines for cutting the locks in hoops for barrels |
 | 101,436 | Apr. 05, 1870 | T. Conklin | Improvement in machine for cutting locks in hoops |
 | 108,114 | Oct. 11, 1870 | A. Cutter | Improvement in machines for cutting locks in hoops |
 | 131,835 | Oct. 01, 1872 | W. Tripp, H.A. Tripp | Improvement in Hoop-Lock Cutters |
 | 138,815 | May 13, 1873 | I.L. Penney | Improvement in lock-cutting machines |
