CL

Christoph Liebtrau

IA Inventio Ag: 1 patents #444 of 953Top 50%
📍 Menziken, CH: #4 of 8 inventorsTop 50%
Overall (All Time): #3,676,095 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5717175 Method and apparatus for testing an elevator speed limiter Hanspeter Mattli 1998-02-10