Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5528875 | Wood play tower kit | William H. Ziegler, Jr. | 1996-06-25 |
| D366086 | Playtower climber | William H. Ziegler, Jr. | 1996-01-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5528875 | Wood play tower kit | William H. Ziegler, Jr. | 1996-06-25 |
| D366086 | Playtower climber | William H. Ziegler, Jr. | 1996-01-09 |