DM

Detlev B. Moldenhaur

OE Otis Elevator: 1 patents #966 of 1,840Top 55%
Overall (All Time): #3,916,899 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4976345 Escalator handrail obstruction device with sensors Willy Adrian 1990-12-11