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发明名称
Brueckenbauwerk fuer mindestens vierspurige Autobahnen
摘要
申请公布号
DE634590(C)
申请公布日期
1936.08.31
申请号
DE1934E045221D
申请日期
1934.02.01
申请人
DR.-ING. OTTO EISELIN
发明人
分类号
E01D1/00
主分类号
E01D1/00
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