G03G 15/344

Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups [CPC: G03G13/02] - [CPC: G03G13/20] in which the powder image is formed directly on the recording material {, e.g. by using a liquid toner by selectively transferring the powder to the recording medium, e.g. by using a LED array}