Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306208 | Apparatus for the ventilation of the passenger space of rapidly moving elevator cars | Brigitte Sommerrock, Rolf W. Günther | 1994-04-26 |
| 5303892 | Panel for recessed mounting of a housing | Peter Achermann | 1994-04-19 |