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发明名称
Remote control apparatus
摘要
申请公布号
US1946187(A)
申请公布日期
1934.02.06
申请号
US19290339824
申请日期
1929.02.14
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
BELL CHARLES W.
分类号
B61L7/08
主分类号
B61L7/08
代理机构
代理人
主权项
地址
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