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发明名称
Procédé de traitement d'objets métalliques
摘要
申请公布号
FR797098(A)
申请公布日期
1936.04.20
申请号
FRD797098
申请日期
1935.10.30
申请人
RUST PROOFING COMPANY OF CANADA LIMITED
发明人
分类号
C23C22/70;C23G1/28
主分类号
C23C22/70
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