Inventor
EHRICH HANS-JUERGEN
4 patents
Patents
4 patentsUS4285991AAug 25, 1981
Method for producing printed circuits
SCHERING AG18 citations71
US4262085AApr 14, 1981
Process for preparation of metal patterns on insulating carrier materials
SCHERING AG11 citations71
US4966786AOct 30, 1990
Conditioning means for printed circuits
SCHERING AG5 citations60
US4299672ANov 10, 1981
Bath and process for galvanic separation of palladium-nickel alloys
SCHERING AG5 citations52