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发明名称
TELEPHONE SET CIRCUIT
摘要
申请公布号
JPS6230457(A)
申请公布日期
1987.02.09
申请号
JP19850168942
申请日期
1985.07.31
申请人
TOSHIBA CORP
发明人
OKA TSUNEAKI
分类号
H04M1/72;H04M1/00
主分类号
H04M1/72
代理机构
代理人
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