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发明名称
Method and means for the optional operation of a radioreceiver either by direct or remote control
摘要
申请公布号
US1994603(A)
申请公布日期
1935.03.19
申请号
US19300479310
申请日期
1930.09.02
申请人
BLATTERMAN ALBERT S
发明人
BLATTERMAN ALBERT S.
分类号
H03J9/00
主分类号
H03J9/00
代理机构
代理人
主权项
地址
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