Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861083 | Lock actuator assembly and card reader | Leon Matzeld, Alexander Branwer, Masoud S. Miresmaili, Sean-Paul Dausseine | 1989-08-29 |
| D299905 | Electronic card-operated door lock | Leon Mayzels, Brian Gosselin | 1989-02-21 |