Document Type and Number:
Japanese Patent JPS5066539
Kind Code:
U
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Application Number:
JP12074473U
Publication Date:
June 14, 1975
Filing Date:
October 19, 1973
Export Citation:
International Classes:
G06F3/023; G06F3/02; G06F3/041; H04L13/16; H04L15/06; H04L17/02; (IPC1-7): G06F3/02; H04L15/06