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发明名称
BREITE STAHLBETON-LANGSCHWELLE FUER EISENBAHNUEBERGAENGE.
摘要
申请公布号
DE1826641(U)
申请公布日期
1961.02.16
申请号
DE196000D1651U
申请日期
1960.12.09
申请人
KARL DIRKSMEYER
发明人
KARL DIRKSMEYER
分类号
主分类号
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