Title:
Device for the operation of dictating machines
United States Patent 3086086


Inventors:
Richard, Ernst
Rudolf, Albrecht
Application Number:
US69070257A
Publication Date:
04/16/1963
Filing Date:
10/17/1957
Assignee:
Sud, Atlas Werke
Primary Class:
Other Classes:
252/950, 360/61, 360/82, 369/2, 369/53.41, 369/53.45, G9B/31
International Classes:
G11B31/00
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