Bernhard Kirchhoff

OA O & K Orenstein And Koppel Ag: 2 patents #11 of 95Top 15%

📍 Ennigerloh, DE: #42 of 116 inventorsTop 40%

Overall (All Time): #2,370,410 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4286681	Bottom plates for walking mechanisms, connected by means of connection pieces	—	1981-09-01
4265031	Rotary drum mounted by means of running rings	—	1981-05-05