| All Patents in class 147/46 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 13,097 | Jun. 19, 1855 | R. Parce | Machine for cutting locks and tapering ends of wooden hoops | hoop making machines |
| 15,768 | Sep. 23, 1856 | D. Lamson | Machine for notching hoops | hoop making machines |
| 21,507 | Sep. 14, 1858 | S. Littlefield | Machine for notching and trimming hoops | hoop making machines |
| 21,508 | Sep. 14, 1858 | H. Littlejohn | Machine for cutting and finishing the locks of wooden hoops | hoop making machines |
| 27,206 | Feb. 21, 1860 | A.H. Crozier | Machine for cutting and distancing the locks on hoops | hoop making machines |
| 65,491 | Jun. 04, 1867 | F.C. La Riviere | Improvement in machines for cutting the locks in hoops for barrels | hoop making machines |
| 101,436 | Apr. 05, 1870 | T. Conklin | Improvement in machine for cutting locks in hoops | hoop making machines |
| 108,114 | Oct. 11, 1870 | A. Cutter | Improvement in machines for cutting locks in hoops | hoop making machines |
| 131,835 | Oct. 01, 1872 | W. Tripp, H.A. Tripp | Improvement in Hoop-Lock Cutters | hoop making machines |
| 138,815 | May 13, 1873 | I.L. Penney | Improvement in lock-cutting machines | hoop making machines |
| 139,594 | Jun. 03, 1873 | J. McGrew | Improvement in machines for cutting hoop-locks | hoop making machines |
| 145,956 | Dec. 30, 1873 | P.P. Wilkins, J.G. Loggins | Hoop Lock-Cutters | hoop making machines |
| 153,033 | Jul. 14, 1874 | J. Hobson, I.E. Hobson, C. Albertson | Improvement in machines for cutting locks in hoops | hoop making machines |
| 174,531 | Mar. 07, 1876 | L.S. Hoyt | Improvement in machines for cutting locks in hoops | hoop making machines |
| 223,824 | Jan. 27, 1880 | W. Tripp, H.A. Tripp | Hoop-lock cutter | hoop making machines |
