Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762040 | Blade sharpening and guide mechanism | Bernardo Alcantara Perez, Mario Andrada Galan | 1988-08-09 |
| 4761657 | Method for feeding a drawing medium such as paper in a drawing plotter | Bernardo Alcantara Perez, Pedro Panizo Robles | 1988-08-02 |