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发明名称
Schienenbefestigung mittels in Dübel, vorzugsweise Holzdübel, einzudrehender Schwellenschrauben
摘要
申请公布号
AT186661(B)
申请公布日期
1956.09.10
申请号
ATD186661
申请日期
1953.07.27
申请人
DUESSELDORFER EISENHUETTENGESELLSCHAFT
发明人
分类号
主分类号
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