Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878542 | Sod laying method | Henry Zwambag | 1989-11-07 |
| 4832130 | Sod harvester with conveyor structure | Henry Zwambag | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878542 | Sod laying method | Henry Zwambag | 1989-11-07 |
| 4832130 | Sod harvester with conveyor structure | Henry Zwambag | 1989-05-23 |