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发明名称
Zinc base alloy
摘要
申请公布号
US1914367(A)
申请公布日期
1933.06.20
申请号
US19310576950
申请日期
1931.11.23
申请人
THE AMERICAN BRASS COMPANY
发明人
JR. JOHN R. FREEMAN,
分类号
C22C18/02
主分类号
C22C18/02
代理机构
代理人
主权项
地址
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