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发明名称
Remote-control system
摘要
申请公布号
US1763203(A)
申请公布日期
1930.06.10
申请号
US19270198480
申请日期
1927.06.13
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
VIETH WILLIAM F.
分类号
H04H20/42;H04H60/94
主分类号
H04H20/42
代理机构
代理人
主权项
地址
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