Xerographic plate
United States Patent 2901349

Inventors:
Schaffert, Roland M.
Hansen, James F.
Publication Date:
08/25/1959
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Assignee:
HALOID XEROX INC
Primary Class:
Other Classes:
430/67, 430/85
International Classes:
G03G5/043; G03G5/14; G03G5/147