Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563228 | Method and apparatus for regulating the permeability of wrapping material for rod-shaped smokers products | Kurt E. Petersen | 1986-01-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563228 | Method and apparatus for regulating the permeability of wrapping material for rod-shaped smokers products | Kurt E. Petersen | 1986-01-07 |