| All Patents in class 277/374 |
Patents 1 -
8
of 8
      |
| Number | Title | Classification(s) |
| 2,712,459 | High Speed Shaft Seal | 277/369, 277/373, 277/374, 277/391, 277/408 |
| 2,756,080 | Rotary Seal and Clutch Assembly | 277/374, 277/397, 403/350 |
| 2,824,760 | Diaphragm Type Shaft Seal | 277/373, 277/374, 277/393 |
| 2,844,393 | Shaft Seal With Radially Compacting Sealing Surfaces | 277/372, 277/374, 277/394, 277/396 |
| 3,120,959 | Unitized Face Type Rotary Seal | 277/374, 277/384, 277/392, 277/397, 277/402 |
| 3,138,390 | Rotary Seal With Annular Bead | 277/374, 277/399, 277/402, 277/407 |
| 3,718,336 | Shaft Seal and Method of Manufacture | 277/372, 277/374, 277/390, 277/910 |
| 4,434,986 | Shaft Seal | 277/369, 277/372, 277/374, 277/388, 277/404, 277/408, 277/910, 277/930 |
