Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709783 | Apparatus for installing escape device for slowly lowering a body | Hisatsugu Tomioka, Tatsuo Waki | 1987-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4709783 | Apparatus for installing escape device for slowly lowering a body | Hisatsugu Tomioka, Tatsuo Waki | 1987-12-01 |