Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313538 | Film cassette with an opening for exposing data on a film accommodated therein | Walter Bauer | 1982-02-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4313538 | Film cassette with an opening for exposing data on a film accommodated therein | Walter Bauer | 1982-02-02 |