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发明名称
SURFACE PRETREATMENT OF ALUMINIUM AND ALUMINIUM ALLOYS
摘要
申请公布号
GB8315203(D0)
申请公布日期
1983.07.06
申请号
GB19830015203
申请日期
1983.06.02
申请人
SECRETARY OF STATE FOR DEFENCE
发明人
分类号
C25D5/44;C25D11/24
主分类号
C25D5/44
代理机构
代理人
主权项
地址
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