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发明名称
Improvements relating to the formation of phosphate coatings on metal surfaces
摘要
申请公布号
GB584064(A)
申请公布日期
1947.01.06
申请号
GB19440021184
申请日期
1944.10.30
申请人
PARKER RUST-PROOF COMPANY
发明人
分类号
C23C22/73
主分类号
C23C22/73
代理机构
代理人
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