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发明名称
MANUFACTURE OF SINTERED ALLOY PISTON RING
摘要
申请公布号
JPS56207(A)
申请公布日期
1981.01.06
申请号
JP19790073975
申请日期
1979.06.14
申请人
RIKEN KK
发明人
MOTOI CHIYOJI;MIYANO MASAHARU
分类号
F02F5/00;B22F3/24;B22F5/02;F16J9/26
主分类号
F02F5/00
代理机构
代理人
主权项
地址
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