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经营范围
发明名称
STEREOFONISCHE GRAMMOFOONOPNEMER.
摘要
申请公布号
NL168390(B)
申请公布日期
1981.10.16
申请号
NL19690005490
申请日期
1969.04.09
申请人
PICKERING & COMPANY, INC. TE PLAINVIEW, NEW YORK, VER. ST. V. AM.
发明人
分类号
H04R11/08;H04R11/12;(IPC1-7):H04R11/12
主分类号
H04R11/08
代理机构
代理人
主权项
地址
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