RK

Rudolf Koenen

📍 Herne, DE: #117 of 216 inventorsTop 55%
Overall (All Time): #4,094,244 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4281817 Disc valve Horst Adams 1981-08-04