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发明名称
Perfectionnements aux procédés de fabrication d'objets usuels obtenus avec des carbures mixtes
摘要
申请公布号
FR821436(A)
申请公布日期
1937.12.04
申请号
FRD821436
申请日期
1936.05.28
申请人
KERAMET G.M.B.H.
发明人
分类号
C23C30/00
主分类号
C23C30/00
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代理人
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