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发明名称
Improvements relating to alloy steel articles or parts of machinery
摘要
申请公布号
GB396383(A)
申请公布日期
1933.07.31
申请号
GB19320002735
申请日期
1932.01.29
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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