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经营范围
发明名称
REPAIRING DEFECT IN CAST PRODUCTS
摘要
申请公布号
JPS5487655(A)
申请公布日期
1979.07.12
申请号
JP19770155391
申请日期
1977.12.23
申请人
NIPPON STEEL CORP
发明人
MEGURO MASARU;SUZUKI ATSUNOBU
分类号
B22D7/06;B23K9/04;B23P6/04
主分类号
B22D7/06
代理机构
代理人
主权项
地址
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