| Patents for Toledo Pipe Threading Machine Co. |
Patents 1 -
15
of 30
      |
| Number | Date | Patentee | Title | Type |
| 763,816 | Jun. 28, 1904 | W. Vosper | Die for cutting taper threads | plumber |
| 922,120 | May 18, 1909 | C.M. Foster | Pipe-Threading Machine. | pipe threading machines |
| 971,941 | Oct. 04, 1910 | W.W. Vosper | Pipe-Threading Machine. | pipe threading machines |
| 1,060,723 | May 06, 1913 | W.W. Vosper | Power Transmission and Control Mechanism. | pipe threading machines |
| 1,074,334 | Sep. 30, 1913 | W.W. Vosper | Pipe-Cutting Machine. | pipe cutting machines |
| 1,084,118 | Jan. 13, 1914 | W.W. Vosper | Pipe Threading and Cutting Apparatus. | pipe threading machines |
| 1,153,981 | Sep. 21, 1915 | W.W. Vosper | Thread-Cutting Tool. | tap and die holders |
| 1,468,935 | Sep. 25, 1923 | W.W. Vosper | Pipe-Cutting Machine | pipe cutting machines |
| 1,591,585 | Jul. 06, 1926 | W.W. Vosper | Die Head | tap and die holders |
| 1,628,757 | May 17, 1927 | W.W. Vosper | Ratchet Threading Tool | tap and die holders |
| 1,635,447 | Jul. 12, 1927 | W.W. Vosper | Cutting-Tool Mounting and Controller | pipe threading machines |
| 1,749,861 | Mar. 11, 1930 | W.W. Vosper | Pipe Cutter | pipe cutting machines |
| 1,770,499 | Jul. 15, 1930 | W.W. Vosper | Vise-Mounting Structure | pipe and chain vises |
| 1,785,884 | Dec. 23, 1930 | W.W. Vosper | Pipe Vise | pipe and chain vises |
| 1,791,649 | Feb. 10, 1931 | W.W. Vosper | Pipe Reamer | pipe reamers |
