Inventor
GRUEHN DIETRICH
DE6 patents
Patents
6 patentsUS4755901AJul 5, 1988
Protective jacket for a disk-shaped recording medium
BASF AG7 citations67
US4796137AJan 3, 1989
Protective jacket for a disk-shaped recording medium
BASF AG4 citations61
US4769731ASep 6, 1988
Recording medium with an envelope, and an identification part therefor
BASF AG6 citations60
US4688129AAug 18, 1987
Protective jacket for a disk-shaped recording medium
BASF AG4 citations60
US4822327AApr 18, 1989
Jacket for a flexible magnetic disk and production of the jacket
BASF AG0 citations49
US4733452AMar 29, 1988
Production of jackets for flexible magnetic disks, and apparatus for this purpose
BASF AG1 citations49