JB

Johann Biehl

EC Eastman Christensen: 1 patents #3 of 15Top 20%
📍 Celle, DE: #4 of 14 inventorsTop 30%
Overall (1989): #96,540 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875531 Core drilling tool with direct drive Alfred Ostertag 1989-10-24