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发明名称
摘要
申请公布号
JPS6022330(Y2)
申请公布日期
1985.07.03
申请号
JP19800177981U
申请日期
1980.12.11
申请人
发明人
分类号
G02C1/04;(IPC1-7):G02C1/04
主分类号
G02C1/04
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