Inventor

SCHWANDT RUDI

3 patents

Patents

3 patents

US4073266AFeb 14, 1978

Apparatus for developing a latent electrostatic image on an electrophotographic copying material

HOECHST AG20 citations76

US4142480AMar 6, 1979

Apparatus for developing electrophotographic copying materials

HOECHST AG9 citations69

US3999511ADec 28, 1976

Apparatus for developing electrophotographic materials

HOECHST AG12 citations69