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发明名称
SILLS
摘要
申请公布号
GB2049770(B)
申请公布日期
1983.02.09
申请号
GB19790017908
申请日期
1979.05.23
申请人
WALTERS W
发明人
分类号
E06B1/70;E06B7/16;(IPC1-7):E06B1/70
主分类号
E06B1/70
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