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经营范围
发明名称
HAND-FREE TALKING DEVICE
摘要
申请公布号
JPH0373647(A)
申请公布日期
1991.03.28
申请号
JP19890208313
申请日期
1989.08.12
申请人
MATSUSHITA ELECTRIC WORKS LTD
发明人
TAKEYAMA HIROAKI;KINEKAWA YASUKAZU
分类号
H04M1/60
主分类号
H04M1/60
代理机构
代理人
主权项
地址
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