Title:
Planographic printing plate and method for preparing same
United States Patent 3160506

Inventors:
O'connor, Gerald F.
Chu, Simon L.
Publication Date:
12/08/1964
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Assignee:
POLYCHROME CORP
Primary Class:
Other Classes:
430/276.100, 148/251, 430/302
International Classes:
B41N3/03