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发明名称
摘要
申请公布号
JPS50103952(A)
申请公布日期
1975.08.16
申请号
JP19740007106
申请日期
1974.01.16
申请人
发明人
分类号
G03B21/11;G06F17/30
主分类号
G03B21/11
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代理人
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