Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471014 | Elevator installation with a device for operating in a special mode | Christian Daniel, Hubert Erker, Holger Zerelles | 2002-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471014 | Elevator installation with a device for operating in a special mode | Christian Daniel, Hubert Erker, Holger Zerelles | 2002-10-29 |