Inventor
TAPPERT HANS-JUERGEN
DD7 patents
⚠️ This page may combine multiple inventors who share the name “TAPPERT HANS-JUERGEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POLYGRAPH LEIPZIG
5 patentsUS4351237ASep 28, 1982
Device for printing-pressure control
POLYGRAPH LEIPZIG12 citations72
US4444106AApr 24, 1984
Arrangement for selectively connecting coaxial gear wheels of a gear train of a dual mode printing machine
POLYGRAPH LEIPZIG11 citations71
US4566385AJan 28, 1986
Hydraulic drive for multi-color sheet-fed rotary printing machines
POLYGRAPH LEIPZIG3 citations59
US4809590AMar 7, 1989
Sealing arrangement for rotary vane-type motors
POLYGRAPH LEIPZIG6 citations57
US4848266AJul 18, 1989
Device for treating internal surfaces of cylindrical articles
POLYGRAPH LEIPZIG0 citations34