Document Type and Number:
Japanese Patent JPS56144385
Kind Code:
U
Application Number:
JP4296580U
Publication Date:
October 30, 1981
Filing Date:
March 31, 1980
Export Citation:
International Classes:
G04G3/02; H03L1/00; (IPC1-7): G04G3/02; H03L1/00
Previous Patent: JPS56144384
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