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发明名称
Procédé de préparation de métaux antifriction
摘要
申请公布号
FR698778(A)
申请公布日期
1931.02.05
申请号
FRD698778
申请日期
1930.07.09
申请人
HIRSCH, KUPFER- UND MESSINGWERKE AKTIENGESELLSCHAFT
发明人
分类号
C22C9/00;C22C9/04
主分类号
C22C9/00
代理机构
代理人
主权项
地址
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