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发明名称
EINRICHTUNG ZUR FERNBETAETIGUNG VON WEICHEN
摘要
申请公布号
DE1455402(B2)
申请公布日期
1972.07.27
申请号
DE19621455402
申请日期
1962.01.17
申请人
发明人
分类号
B61L11/00;(IPC1-7):B61L11/08
主分类号
B61L11/00
代理机构
代理人
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地址
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