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发明名称
摘要
申请公布号
JPH0676876(B2)
申请公布日期
1994.09.28
申请号
JP19900034466
申请日期
1990.02.15
申请人
发明人
分类号
F42B8/28;(IPC1-7):F42B8/28
主分类号
F42B8/28
代理机构
代理人
主权项
地址
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