Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332447 | Electromagnetic shutter apparatus for camera | — | 1982-06-01 |
| 4321570 | Release electromagnet | — | 1982-03-23 |
| 4315678 | Electrical shutter of electromagnetic release type for camera having adjustable delay circuit for adjusting the precision of the electrical shutter | — | 1982-02-16 |