Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7886879 | Method for creating temporary safety space within an elevator hoistway | Johannes Kocher | 2011-02-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7886879 | Method for creating temporary safety space within an elevator hoistway | Johannes Kocher | 2011-02-15 |