Title:
Transmitting typewriter apparatus
United States Patent 3018332

Inventors:
Johnson, Reynold B.
Hagopian, Jacob J.
Publication Date:
01/23/1962
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Assignee:
IBM
Primary Class:
Other Classes:
178/17D, 400/80, 178/17R
International Classes:
H04L17/14; H04L17/00