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发明名称
Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique
摘要
申请公布号
FR1269138(A)
申请公布日期
1961.08.11
申请号
FR19600830847
申请日期
1960.06.23
申请人
发明人
POUTOT GEORGES
分类号
H04R9/04;H04R9/06
主分类号
H04R9/04
代理机构
代理人
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