CB

Claus Bertram

OA O & K Orenstein And Koppel Ag: 1 patents #28 of 95Top 30%
📍 Waltrop, DE: #23 of 73 inventorsTop 35%
Overall (All Time): #2,369,547 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4284280 Sealing for machine elements which move back and forth Georg Lorenz 1981-08-18
4252147 Rotary connection for passage of hydraulic oil Jurgen Gerber 1981-02-24