| Patents for Hubert Howson |
Patents 1 -
10
of 31
      |
| Picture | Number | Date | Patentee | Title |
 | 135,337 | Jan. 28, 1873 | L. Houston | Improvement in mortising machines |
| | 136,794 | Mar. 11, 1873 | C. Van Haagen | Slide Rests for Lathes |
 | 139,148 | May 20, 1873 | J. Harvey | Improvement in machines for bending pipe-stems |
 | 140,938 | Jul. 15, 1873 | M.L. Orum, C.H. Mellor | Improvement in rotary cutters |
 | 142,493 | Sep. 02, 1873 | F.B. Miles | Planing Machines |
 | 142,694 | Sep. 09, 1873 | F.E. Hahn | Improvement in boring-mills |
| | 143,667 | Oct. 14, 1873 | G.W. Carr | Corn Huskers |
 | 149,020 | Mar. 24, 1874 | A. Wood | Metal Shaft Turning Lathes |
 | 156,989 | Nov. 17, 1874 | H. Disston | Improvement in Saw Grinding Machines |
 | 157,634 | Dec. 08, 1874 | W.J. Reagan | Improvement in handles for saws |
