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发明名称
CHECKING METHOD OF PERFECT CONGEALED POINT IN CASTING PIECE
摘要
申请公布号
JPS52130422(A)
申请公布日期
1977.11.01
申请号
JP19760047215
申请日期
1976.04.27
申请人
NIPPON STEEL CORP
发明人
KAWASHIMA KATSUHIRO;SUZUKI HISAO;NAKAMORI YUKIO;MUROTA SHIYOUJI
分类号
B22D11/16;B22D11/12
主分类号
B22D11/16
代理机构
代理人
主权项
地址
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