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发明名称
GRAY CAST IRON FOR CONSTRUCTING MACHINE
摘要
申请公布号
JPS53103920(A)
申请公布日期
1978.09.09
申请号
JP19770018841
申请日期
1977.02.23
申请人
RIKEN PISTON RING IND CO LTD
发明人
MATSUSHITA TOORU;HOSOO HIROSHI;AKAZAWA TOSHINORI;KASE MINORU
分类号
C22C37/00
主分类号
C22C37/00
代理机构
代理人
主权项
地址
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