Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D337790 | Pinball game machine | Alvin J. Gottlieb | 1993-07-27 |
| 5131654 | Automatic flipper actuator system for use in a pinball game | Alvin J. Gottlieb | 1992-07-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D337790 | Pinball game machine | Alvin J. Gottlieb | 1993-07-27 |
| 5131654 | Automatic flipper actuator system for use in a pinball game | Alvin J. Gottlieb | 1992-07-21 |