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发明名称
Stahllegierungen zur Herstellung von in den Randzonen durch Versticken gehärteten Gegenständen.
摘要
申请公布号
AT122776(B)
申请公布日期
1931.05.11
申请号
ATD122776
申请日期
1927.05.06
申请人
FRIED. KRUPP AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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