in which projection is formed on a drum

Introduced: July 1974

Last revised: January 2006

Full Title

Apparatus for electrographic processes using a charge pattern > involving the combination of more than one step according to groups > in which projection is obtained by line scanning > in which projection is formed on a drum

Classification Context

Section:: PHYSICS
Class:: PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
Subclass:: ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY