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发明名称
Vom Zuge gesteuerte Eisenbahnschranke
摘要
申请公布号
DE571526(C)
申请公布日期
1933.03.01
申请号
DED571526D
申请日期
1930.09.12
申请人
PAUL FISCHER
发明人
分类号
B61L29/20
主分类号
B61L29/20
代理机构
代理人
主权项
地址
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