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发明名称
Transducteur pour pick-up à porte-style multiples
摘要
申请公布号
FR1308600(A)
申请公布日期
1962.11.09
申请号
FR19610870889
申请日期
1961.08.12
申请人
发明人
VRIES MACHIEL DE
分类号
H04R17/06
主分类号
H04R17/06
代理机构
代理人
主权项
地址
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