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发明名称
PREPARATION OF COMPLEX ROLL
摘要
申请公布号
JPS53144827(A)
申请公布日期
1978.12.16
申请号
JP19770060886
申请日期
1977.05.24
申请人
KUBOTA LTD
发明人
NAKAGAWA YOSHIHIRO
分类号
B22D19/16;B21B27/00;B22D7/02
主分类号
B22D19/16
代理机构
代理人
主权项
地址
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