Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316572 | Method of manufacturing concrete for placement in air not requiring consolidation | Hajime Okamura, Kazumasa Ozawa | 1994-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316572 | Method of manufacturing concrete for placement in air not requiring consolidation | Hajime Okamura, Kazumasa Ozawa | 1994-05-31 |