| Patents for Toledo Pipe Threading Machine Co. |
Patents 1 -
10
of 30
      |
| Picture | Number | Date | Patentee | Title |
 | 763,816 | Jun. 28, 1904 | W. Vosper | Die for cutting taper threads |
| | 922,120 | May 18, 1909 | C.M. Foster | Pipe-Threading Machine. |
| | 971,941 | Oct. 04, 1910 | W.W. Vosper | Pipe-Threading Machine. |
| | 1,060,723 | May 06, 1913 | W.W. Vosper | Power Transmission and Control Mechanism. |
| | 1,074,334 | Sep. 30, 1913 | W.W. Vosper | Pipe-Cutting Machine. |
| | 1,084,118 | Jan. 13, 1914 | W.W. Vosper | Pipe Threading and Cutting Apparatus. |
 | 1,153,981 | Sep. 21, 1915 | W.W. Vosper | Thread-Cutting Tool. |
| | 1,468,935 | Sep. 25, 1923 | W.W. Vosper | Pipe-Cutting Machine |
| | 1,591,585 | Jul. 06, 1926 | W.W. Vosper | Die Head |
| | 1,628,757 | May 17, 1927 | W.W. Vosper | Ratchet Threading Tool |
