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经营范围
发明名称
AIR HAMMER UNIT
摘要
申请公布号
JPH07323368(A)
申请公布日期
1995.12.12
申请号
JP19940121450
申请日期
1994.06.02
申请人
SEISAN GIJUTSU KENKYUSHO:KK;K G K:KK;NIPPON STEEL CORP
发明人
SHIRAIWA SHINICHIRO
分类号
B25D9/04;B22D29/00;(IPC1-7):B22D29/00
主分类号
B25D9/04
代理机构
代理人
主权项
地址
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