RH

Ralf Holzhauer

OE Otis Elevator: 1 patents #5 of 30Top 20%
📍 Stadthagen, DE: #1 of 3 inventorsTop 35%
Overall (1989): #67,746 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875568 Escalator handrail drive Dietrich E. Hermann 1989-10-24