Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807745 | Barrier sealed packages for cigarettes and other smoking articles | William H. Langley, Roy E. Yeatts, Carl C. Hein, III | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807745 | Barrier sealed packages for cigarettes and other smoking articles | William H. Langley, Roy E. Yeatts, Carl C. Hein, III | 1989-02-28 |