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发明名称
Verfahren zur Herstellung von Hohlwellen, insbesondere Eisenbahnachsen.
摘要
申请公布号
CH253759(A)
申请公布日期
1948.03.31
申请号
CHD253759
申请日期
1946.11.29
申请人
ALLMANNA SVENSKA ELEKTRISKA AKTIEBOLAGET
发明人
AKTIEBOLAGET ALLMANNA SVENSKA ELEKTRISKA
分类号
B21C1/22;B21K1/06
主分类号
B21C1/22
代理机构
代理人
主权项
地址
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