Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619624 | Hoisting mechanism | — | 2003-09-16 |
| 6508372 | Method for using a revolver crane, and a revolver crane | Johannes Antonius Van Seumeren | 2003-01-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619624 | Hoisting mechanism | — | 2003-09-16 |
| 6508372 | Method for using a revolver crane, and a revolver crane | Johannes Antonius Van Seumeren | 2003-01-21 |