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发明名称
摘要
申请公布号
JPS5379043(U)
申请公布日期
1978.07.01
申请号
JP19760161009U
申请日期
1976.12.01
申请人
发明人
分类号
G02C5/22;(IPC1-7):G02C5/22
主分类号
G02C5/22
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