Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279377 | Carton with self-locking top and bottom closure flaps and blank therefor | Mervin Lohrbach | 1981-07-21 |
| 4279379 | Carton with self-locking end closure and blank for forming same | Mervin Lohrbach | 1981-07-21 |