Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669871 | Photographic printing plate and method of exposing a coated sheet using same | Charles M. Wetzel, John J. Moscony, Dean T. Deibler | 1987-06-02 |
| 4664996 | Method for etching a flat apertured mask for use in a cathode-ray tube | John J. Moscony, Charles M. Wetzel | 1987-05-12 |
| 4656107 | Photographic printing plate for use in a vacuum printing frame | John J. Moscony, Charles M. Wetzel | 1987-04-07 |
| 4588676 | Photoexposing a photoresist-coated sheet in a vacuum printing frame | John J. Moscony, Charles M. Wetzel | 1986-05-13 |