Hans-Ferdinand Bemmerl

BH Bochumer Eisenhütte Heintzmann: 1 patents #1 of 6Top 20%

📍 Herne, DE: #9 of 19 inventorsTop 50%

Overall (1982): #61,515 of 81,411Top 80%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4309130	Mine roof support	—	1982-01-05