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发明名称
Schienenbefestigung auf Querschwellen
摘要
申请公布号
DE517404(C)
申请公布日期
1931.02.04
申请号
DE1928R073844D
申请日期
1928.03.01
申请人
FRIEDRICH RODE
发明人
分类号
E01B9/42
主分类号
E01B9/42
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代理人
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