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发明名称
摘要
申请公布号
JP2860610(B2)
申请公布日期
1999.02.24
申请号
JP19910067410
申请日期
1991.03.30
申请人
TAISEI ROTETSUKU KK
发明人
NAKAMARU MITSUGI;MURANAKA YOSHIHIRO;FUKUDA KAZUHIRO
分类号
B02C19/18;E01C11/04;E21C37/00;(IPC1-7):E01C11/04
主分类号
B02C19/18
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