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发明名称
Verfahren und Gesenke zur Herstellung eiserner Hohlschwellen (Baggerschwellen).
摘要
申请公布号
AT128775(B)
申请公布日期
1932.06.25
申请号
ATD128775
申请日期
1931.04.03
申请人
VEREINIGTE STAHLWERKE AKTIENGESELLSCHAFT
发明人
分类号
主分类号
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