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发明名称
摘要
申请公布号
JPS5420188(B2)
申请公布日期
1979.07.20
申请号
JP19750045358
申请日期
1975.04.16
申请人
发明人
分类号
B21H1/14;B21L1/00;B21L9/00;B21L9/02;F16G13/06
主分类号
B21H1/14
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代理人
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