Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347630 | Fastener for helmet jaw band | Hirotake Arai | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347630 | Fastener for helmet jaw band | Hirotake Arai | 1982-09-07 |