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发明名称
Verfahren zur Wiedergewinnung von hartem Metallkarbid.
摘要
申请公布号
CH274914(A)
申请公布日期
1951.04.30
申请号
CHD274914
申请日期
1948.10.02
申请人
TRAPP,GEORGE JOSEPH
发明人
JOSEPH TRAPP,GEORGE
分类号
C22C3/00
主分类号
C22C3/00
代理机构
代理人
主权项
地址
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