Title:
Xerographic image formation
United States Patent 2825814

Inventors:
Walkup, Lewis E.
Publication Date:
03/04/1958
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Assignee:
HALOID CO
Primary Class:
430/48
Other Classes:
361/226, 427/466, 378/28, 250/326, 101/DIG.037
International Classes:
G03G15/18; G03G15/22; G03G15/00
US Patent References:
2693416Method of electrostatic electrophotography
2701764Electrophotographic apparatus and methods
Foreign References:
GB188030A