Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346967 | Zoom lens barrel for macrophotographing | Tetsuo Sekiguchi | 1982-08-31 |
| 4314749 | Lens mount barrel for photographing with flash lamp | — | 1982-02-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346967 | Zoom lens barrel for macrophotographing | Tetsuo Sekiguchi | 1982-08-31 |
| 4314749 | Lens mount barrel for photographing with flash lamp | — | 1982-02-09 |