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发明名称
Pièces à usiner résistant aux acides sulfurique, chlorhydrique et nitrique
摘要
申请公布号
FR859676(A)
申请公布日期
1940.12.24
申请号
FRD859676
申请日期
1939.08.30
申请人
RUHRSTAHL AKTIENGESELLSCHAFT
发明人
分类号
C22C19/07
主分类号
C22C19/07
代理机构
代理人
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