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经营范围
发明名称
PISTON FOR INTERNAL COMBUSTION ENGINE
摘要
申请公布号
JPH02298653(A)
申请公布日期
1990.12.11
申请号
JP19890116151
申请日期
1989.05.11
申请人
RIKEN CORP
发明人
MIZUMA YOSHIKUNI
分类号
F02F5/00;F16J9/14
主分类号
F02F5/00
代理机构
代理人
主权项
地址
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