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发明名称
PISTON RING
摘要
申请公布号
JPS57163140(A)
申请公布日期
1982.10.07
申请号
JP19810048457
申请日期
1981.04.02
申请人
NIPPON PISTON RING KK
发明人
HIRAOKA TAKESHI;URANO SHIGERU;YAMAMOTO KIYOSHI
分类号
F02F5/00;C21D1/09;C21D5/00;C21D9/40;F16J9/00;F16J9/26
主分类号
F02F5/00
代理机构
代理人
主权项
地址
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