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经营范围
发明名称
DRAWN-UP CONTINUOUS CASTING METHOD FOR PIPE WITH INNER LAYER
摘要
申请公布号
JPH02251339(A)
申请公布日期
1990.10.09
申请号
JP19890073184
申请日期
1989.03.25
申请人
KUBOTA LTD
发明人
YAMAMOTO MASAMI
分类号
B22D11/00;B22D11/04
主分类号
B22D11/00
代理机构
代理人
主权项
地址
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