Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325772 | Method of internally lining an installed pipe | Tetsui Suetoshi, Koichi Hosoya, Mitsuo Yamamoto | 1982-04-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325772 | Method of internally lining an installed pipe | Tetsui Suetoshi, Koichi Hosoya, Mitsuo Yamamoto | 1982-04-20 |