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经营范围
发明名称
PRESS WORKING
摘要
申请公布号
JPH11267817(A)
申请公布日期
1999.10.05
申请号
JP19980073842
申请日期
1998.03.23
申请人
NGK INSULATORS LTD
发明人
ISHIKAWA SHUHEI;KOBAYASHI KIYOMI;MITSUI TAKASHI;SUZUKI TAKESHI
分类号
B22D18/02;B22C9/06;(IPC1-7):B22D18/02
主分类号
B22D18/02
代理机构
代理人
主权项
地址
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