Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335990 | Knock down barrel handling apparatus | Robert Apter, Carl Apter | 1982-06-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335990 | Knock down barrel handling apparatus | Robert Apter, Carl Apter | 1982-06-22 |