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发明名称
摘要
申请公布号
JPS5226848(B2)
申请公布日期
1977.07.16
申请号
JP19720088214
申请日期
1972.09.02
申请人
发明人
分类号
H04M3/42;H04M13/00;H04Q5/00;H04Q5/08;H04Q5/10;(IPC1-7):04M3/42;04Q5/10
主分类号
H04M3/42
代理机构
代理人
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地址
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