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公开(公告)号:JPS63136860A
公开(公告)日:1988-06-09
申请号:JP28230087
申请日:1987-11-10
Applicant: CSELT CENTRO STUDI LAB TELECOM
Inventor: JIANPAORO BARUBOONI , JIUZETSUPE JIANDONAATO , RITSUKARUDO MEREN , BUINISHIO BUERUSEROONE
IPC: H04L12/18 , H04L12/56