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发明名称
INTERPHONE MASTER UNIT AND INTERPHONE SUB-MASTER UNIT
摘要
申请公布号
JPH11275240(A)
申请公布日期
1999.10.08
申请号
JP19980079997
申请日期
1998.03.26
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
IWABUCHI KOUTA;OKUYAMA TAKESHI;KAWAHARA YUZO;NOHAYASHI MASAKI;ASAHIDA MASAHIRO
分类号
H04N7/18;H04B3/20;H04M9/00;H04M9/08;(IPC1-7):H04M9/00
主分类号
H04N7/18
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代理人
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