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发明名称
Duplex metal article
摘要
申请公布号
US1997165(A)
申请公布日期
1935.04.09
申请号
US19330694444
申请日期
1933.10.20
申请人
ALUMINUM COMPANY
发明人
BROWN ROBERT H.
分类号
B32B15/01;C23F13/14;F16L58/08
主分类号
B32B15/01
代理机构
代理人
主权项
地址
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