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经营范围
发明名称
PISTON RING
摘要
申请公布号
JPH01116379(A)
申请公布日期
1989.05.09
申请号
JP19870270222
申请日期
1987.10.28
申请人
NIPPON PISTON RING CO LTD
发明人
TSUCHIYA TAKESHI;SAMEJIMA SHUJI;ONODERA YOSHIO
分类号
F02F5/00;F16J9/26
主分类号
F02F5/00
代理机构
代理人
主权项
地址
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