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发明名称
Aluminium alloy
摘要
申请公布号
GB656476(A)
申请公布日期
1951.08.22
申请号
GB19480006572
申请日期
1948.03.02
申请人
ROLLS-ROYCE LIMITED
发明人
HALL HORACE CAMPBELL;CALVERT RAYMOND
分类号
B23K35/28;C22C21/00
主分类号
B23K35/28
代理机构
代理人
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地址
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