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发明名称
Alliage fritté de métaux durs
摘要
申请公布号
FR879779(A)
申请公布日期
1943.03.04
申请号
FRD879779
申请日期
1942.02.28
申请人
HARTA A. G.
发明人
分类号
C22C29/06
主分类号
C22C29/06
代理机构
代理人
主权项
地址
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