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发明名称
Sicherheitsvorrichtung in Bahnanlage mit elektrischem Betrieb.
摘要
申请公布号
CH168606(A)
申请公布日期
1934.04.15
申请号
CHD168606
申请日期
1932.12.23
申请人
LEHMANN,FRITZ
发明人
LEHMANN,FRITZ
分类号
B61L1/04
主分类号
B61L1/04
代理机构
代理人
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