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发明名称
FERROUS COMBINED POROUS BODY AND MANUFACTURE THEREOF
摘要
申请公布号
JPH0387303(A)
申请公布日期
1991.04.12
申请号
JP19890223087
申请日期
1989.08.31
申请人
NIPPON STEEL CORP
发明人
TAKEMURA YOZO
分类号
B22F3/26;B22F3/11;B22F5/00
主分类号
B22F3/26
代理机构
代理人
主权项
地址
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