DISPLAY SYSTEM USING CATHODE RAY TUBE DEFLECTION YOKE NON-LINEARITY TO OBTAIN CURVED STROKES
United States Patent 3540032
US Patent References:
Deflection control circuit
- - 3325803

Line drawing system
- - 3364479

Symbol generator
- - 3394367


Inventors:
Criscimagna, Tony N.
Hinkein, Donald J.
Publication Date:
11/10/1970
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Assignee:
IBM
Primary Class:
345/17
Other Classes:
315/379
International Classes:
G09G1/10; G09G1/06; H01J29/70




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