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发明名称
摘要
申请公布号
SE356606(B)
申请公布日期
1973.05.28
申请号
SE19700004737
申请日期
1970.04.07
申请人
IBM,US
发明人
HABEGGER M,US;LIPP J,US
分类号
G02F1/31;(IPC1-7):G02B27/28
主分类号
G02F1/31
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