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发明名称
摘要
申请公布号
JPS5214799(U)
申请公布日期
1977.02.02
申请号
JP19750101045U
申请日期
1975.07.21
申请人
发明人
分类号
G03B9/08;F41A19/00;F41C27/00;(IPC1-7):F41C19/00
主分类号
G03B9/08
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代理人
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