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经营范围
发明名称
VOICE SWITCHING CIRCUIT
摘要
申请公布号
JPH0194755(A)
申请公布日期
1989.04.13
申请号
JP19870252891
申请日期
1987.10.07
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
IBARAKI SATORU;FURUKAWA HIROMOTO;NAONO HIROYUKI
分类号
H04M9/10
主分类号
H04M9/10
代理机构
代理人
主权项
地址
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