Inventor

AHLGRIM MICHAEL

DE3 patents

Patents

3 patents

US4184932AJan 22, 1980

Electropolishing process

HOECHST AG20 citations75

US4268404AMay 19, 1981

Additive for use in metal working

HOECHST AG13 citations72

US4203637AMay 20, 1980

Electrical power transmitting apparatus

HOECHST AG8 citations67