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发明名称
摘要
申请公布号
JPS54169187(U)
申请公布日期
1979.11.29
申请号
JP19780068302U
申请日期
1978.05.20
申请人
发明人
分类号
F42D1/08;F42D1/12;(IPC1-7):F42D1/08
主分类号
F42D1/08
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代理人
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