Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873810 | Elements having a multi-directional cellular structure whose inertia may vary, and methods of manufacture | — | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873810 | Elements having a multi-directional cellular structure whose inertia may vary, and methods of manufacture | — | 1989-10-17 |