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发明名称
ELECTRODYNAMIC TELEPHONE RECEIVER
摘要
申请公布号
RU2073313(C1)
申请公布日期
1997.02.10
申请号
RU19920007724
申请日期
1992.11.24
申请人
AGAFONOV VALENTIN G
发明人
AGAFONOV VALENTIN G
分类号
H04R13/00;(IPC1-7):H04R13/00
主分类号
H04R13/00
代理机构
代理人
主权项
地址
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