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发明名称
PROCESS FOR ANODISING ALUMINIUM AND ALUMINIUM ALLOYS
摘要
申请公布号
CA548071(A)
申请公布日期
1957.10.29
申请号
CAD548071
申请日期
申请人
HARD ALUMINIUM SURFACES LIMITED
发明人
WILLIAM J. CAMPBELL
分类号
主分类号
代理机构
代理人
主权项
地址
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