| 10607514 |
Traffic handheld control warning sign |
— |
2020-03-31 |
| 6019105 |
Tobacco processing method and apparatus |
— |
2000-02-01 |
| 5638834 |
Treatment of hygroscopic material |
Stephen Edward Potts |
1997-06-17 |
| 5425384 |
Rotary tobacco treatment cylinders |
— |
1995-06-20 |
| 5148921 |
Pneumatic separation of particulate material |
— |
1992-09-22 |
| 5119836 |
Preparation of cigarette fillings |
— |
1992-06-09 |
| 5094750 |
Hollow fibre filter cartridge and header |
Clinton V. Kopp, Dennis Roberts, Bruce Gregory Biltoft |
1992-03-10 |
| 5027835 |
Apparatus for pneumatic transportation of particulate material such as tobacco |
— |
1991-07-02 |
| D311947 |
Filter cartridge for clarifying, sterilizing or concentrating fluid feedstock |
Clinton V. Kopp, Dennis Roberts, Bruce Gregory Biltoft |
1990-11-06 |
| 4876012 |
Hollow fibre filter cartridge and header |
Clinton V. Kopp, Dennis Roberts, Bruce Gregory Biltoft |
1989-10-24 |