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发明名称
摘要
申请公布号
FR2028213(A1)
申请公布日期
1970.10.09
申请号
FR19700000988
申请日期
1970.01.13
申请人
DOMINION FOUNDRIES STEEL
发明人
分类号
B61F5/14;B61F5/22;B61F5/24;B61F5/52;(IPC1-7):B61F5/00
主分类号
B61F5/14
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代理人
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