Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867586 | Ink ribbon cassette and loading mechanism therefor | — | 1989-09-19 |
NS
Noboru Shimoyama
Overall (1989): #72,467 of 140,708Top 55%
1
Patents 1989