The list of suppliers of the German electric and electronic industry
Toroidal tape and cut strip-wound cores
Transformer laminations, stamped core laminations
Magnetic systems
Screening (shielding) tubings
EMC shieldings
Soft (magnetic) ferrites
Dr. Alwin Hartz Dietrich Sekels Ralf Wengerter
HRB 5995, Friedberg
DE 158 766 557