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发明名称
Verfahren zum Anheben von Bruecken- und Deckentraegern in Feldmitte
摘要
申请公布号
DE803243(C)
申请公布日期
1951.04.02
申请号
DE1949N000282
申请日期
1949.12.14
申请人
GG. NOELL & CO.;MASCHINEN- UND EISENBAHNBEDARFSFABRIK-BRUECKENBAUANSTALT-WEICHENBAU
发明人
ACKERMANN HERMANN
分类号
E01D21/00
主分类号
E01D21/00
代理机构
代理人
主权项
地址
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