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经营范围
发明名称
Sintered hard alloys
摘要
申请公布号
US2939796(A)
申请公布日期
1960.06.07
申请号
US19580714614
申请日期
1958.02.11
申请人
STORA KOPPARBERGS BERGSLAGS AKTIEBOLAG
发明人
WOLFF HANS HERMANN;PETTERSSON SVEN TORSTEN LENNART
分类号
C22C32/00
主分类号
C22C32/00
代理机构
代理人
主权项
地址
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