Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800945 | Strip-articulated door that turns in small radius | — | 1989-01-31 |
| 4801083 | Compound railroad track | Alfredo E. Arteaga | 1989-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800945 | Strip-articulated door that turns in small radius | — | 1989-01-31 |
| 4801083 | Compound railroad track | Alfredo E. Arteaga | 1989-01-31 |