Electrolytic electrocopying method and apparatus
United States Patent 3305459

Inventors:
Smith, Alan J.
Warren, Jack K.
Publication Date:
02/21/1967
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Assignee:
MINNESOTA MINING & MFG
Primary Class:
205/52
Other Classes:
204/242, 355/45, 204/206
International Classes:
C25D5/02; G03G15/06; G03G15/10; G03G17/02; G03G17/00
Foreign References:
DE367567C