Remote control system,申请号US19330653023-传众专利搜索

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发明名称	Remote control system
摘要
申请公布号	US2106990(A)	申请公布日期	1938.02.01
申请号	US19330653023	申请日期	1933.01.23
申请人	THE UNION SWITCH & SIGNAL COMPANY	发明人	VANTASSEL HARRY C.
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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