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发明名称
ALLOY STEEL
摘要
申请公布号
CA385023(A)
申请公布日期
1939.11.07
申请号
CAD385023
申请日期
申请人
UNITED STATES STEEL CORPORATION;WALTHER MATHESIUS
发明人
MARCUS A. GROSSMANN
分类号
主分类号
代理机构
代理人
主权项
地址
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