Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855009 | Ornament production apparatus | James D. Mancel | 1989-08-08 |
| 4849042 | Ornament production | James C. Mancel | 1989-07-18 |
| 4840689 | Ornament production | James D. Mancel | 1989-06-20 |