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摘要
申请公布号
CN3095055D
申请公布日期
1998.12.16
申请号
CN98300636.9
申请日期
1998.02.20
申请人
靳学励
发明人
靳学励
分类号
19-08-S0232
主分类号
19-08-S0232
代理机构
北京万科园专利事务所
代理人
张亚平
主权项
地址
116028辽宁省大连铁道学院印刷厂
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