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发明名称
HAND MICROPHONE FOR SOUND RECORDING AND REPRODUCING INSTRUMENTS WITH AC SWITCHING
摘要
申请公布号
US3636271(A)
申请公布日期
1972.01.18
申请号
USD3636271
申请日期
1969.12.09
申请人
OLYMPIS WERKE AG.
发明人
JORG RODENBECK
分类号
A47B95/02;G11B31/00;(IPC1-7):G11B19/16
主分类号
A47B95/02
代理机构
代理人
主权项
地址
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