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发明名称
Zugueberwachungsvorrichtung
摘要
申请公布号
DE677715(C)
申请公布日期
1939.07.01
申请号
DE1937K148538D
申请日期
1937.11.17
申请人
KNORR-BREMSE AKT.-GES.
发明人
WAHL MAX
分类号
B61L3/04
主分类号
B61L3/04
代理机构
代理人
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