Luzern
Switzerland
2
2025-02-13
Andreas Bertram from Luzern, CH has applied for patents for these inventions. The list has both pending applications and granted patents:
SAFETY LOCKING DEVICE FOR A SHAFT DOOR OF AN ELEVATOR AND METHOD FOR OPENING A SHAFT DOOR OF AN ELEVATOR USING A SAFETY LOCKING DEVICE
#2 | 2024-10-24MOBILE DEVICE AND METHOD FOR MONITORING AN ELEVATOR SYSTEM
6816512 ⎘