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发明名称
Improvements in or relating to the production of protective coatings upon aluminum and aluminum alloys
摘要
申请公布号
GB673391(A)
申请公布日期
1952.06.04
申请号
GB19500003672
申请日期
1950.02.13
申请人
SIEGFRIED JUNGHANS
发明人
SCHAABER OTTO
分类号
C25D11/06
主分类号
C25D11/06
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