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经营范围
发明名称
Procédé d'assemblage d'un aimant permanent à une culasse magnétique notamment de haut-parleur électrodynamique et circuit magnétique correspondant
摘要
申请公布号
FR1508292(A)
申请公布日期
1968.01.05
申请号
FR19660084579
申请日期
1966.11.23
申请人
AUDAX
发明人
GRANDMONTAGNE ROBERT
分类号
H04R;H04R9/02;H04R31/00
主分类号
H04R
代理机构
代理人
主权项
地址
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