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发明名称
Lock
摘要
申请公布号
US1875978(A)
申请公布日期
1932.09.06
申请号
US19300480550
申请日期
1930.09.08
申请人
CHRISTIAN BEHRENDS
发明人
BEHRENDS CHRISTIAN
分类号
E05B29/00
主分类号
E05B29/00
代理机构
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