| All Patents in class 277/374 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 2,712,459 | Jul. 05, 1955 | E.C. Wahl | High Speed Shaft Seal |
| | 2,756,080 | Jul. 24, 1956 | H.A. Andresen, R.H. Andresen | Rotary Seal and Clutch Assembly |
| | 2,824,760 | Feb. 25, 1958 | R.J. Gits | Diaphragm Type Shaft Seal |
| | 2,844,393 | Jul. 22, 1958 | H. Jensen | Shaft Seal With Radially Compacting Sealing Surfaces |
| | 3,120,959 | Feb. 11, 1964 | R.H. Andresen, H. Jensen | Unitized Face Type Rotary Seal |
| | 3,138,390 | Jun. 23, 1964 | H. Jensen | Rotary Seal With Annular Bead |
| | 3,718,336 | Feb. 27, 1973 | D.J. Warner, R.H. Jackson | Shaft Seal and Method of Manufacture |
| | 4,434,986 | Mar. 06, 1984 | D.J. Warner | Shaft Seal |
