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发明名称
PRECISION CASTING METHOD
摘要
申请公布号
JPH02217132(A)
申请公布日期
1990.08.29
申请号
JP19890038225
申请日期
1989.02.20
申请人
HITACHI LTD
发明人
KAMATA KUNIO;NATORI TATSUO
分类号
B22C9/04
主分类号
B22C9/04
代理机构
代理人
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