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发明名称
EISERNER AUSBAU FUER STRECKENABZWEIGE.
摘要
申请公布号
DE1634757(U)
申请公布日期
1952.02.21
申请号
DE195100S4275U
申请日期
1951.08.01
申请人
FRIEDRICH SAUER
发明人
FRIEDRICH SAUER
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主分类号
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