Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6848835 | Contact device with an opto-electric converter and fixable at a structural element in a building | — | 2005-02-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6848835 | Contact device with an opto-electric converter and fixable at a structural element in a building | — | 2005-02-01 |