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发明名称
摘要
申请公布号
SE318990(B)
申请公布日期
1969.12.22
申请号
SE19690003403
申请日期
1969.03.12
申请人
JOENSSON S
发明人
JOENSSON S
分类号
(IPC1-7):E06B9/52
主分类号
(IPC1-7):E06B9/52
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