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发明名称
Procédé d'augmentation de la résistance à l'usure des pièces coulées et produits en résultant
摘要
申请公布号
FR1128712(A)
申请公布日期
1957.01.09
申请号
FRD1128712
申请日期
1955.07.06
申请人
发明人
CHABUT EDMOND-JOSEPH;BEROUJON CLAUDIEN-EUGENE
分类号
C22C1/02
主分类号
C22C1/02
代理机构
代理人
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地址
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