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发明名称
SYSTEM FOR CONNECTING INTERNATIONAL COLLECT CALL
摘要
申请公布号
JPH05110697(A)
申请公布日期
1993.04.30
申请号
JP19910264367
申请日期
1991.10.14
申请人
NEC CORP
发明人
MIYAZAKI TAKAYOSHI
分类号
H04M3/42;H04M3/60
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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