Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540443 | Apparatus for and a method of boring the ground | Masatoshi Kato, Shigeki Ashida, Leonhard Weixler | 2003-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540443 | Apparatus for and a method of boring the ground | Masatoshi Kato, Shigeki Ashida, Leonhard Weixler | 2003-04-01 |