G - Physics – 11 – B
Patent
G - Physics
11
B
352/10.51
G11B 5/86 (2006.01)
Patent
CA 1215464
TITLE PROCESS FOR THERMOREMANENT DUPLICATION OF MAGNETIC TAPES ABSTRACT Thermoremanent duplication of a magnetic tape particularly adapted to laser heating whereby a copy tape is heated and cooled in a nip of two rolls while in contact with a master tape.
443206
Bancroft Lewis C.
Chouinard Michael P.
E.i. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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