Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587567 | Push button panel for an elevator | Johannes De Jong | 1996-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587567 | Push button panel for an elevator | Johannes De Jong | 1996-12-24 |