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发明名称
Lock
摘要
申请公布号
US2090202(A)
申请公布日期
1937.08.17
申请号
US19350049779
申请日期
1935.11.14
申请人
SARGENT & GREENLEAF, INC.
发明人
HILL GERRIT D.
分类号
E05B63/12
主分类号
E05B63/12
代理机构
代理人
主权项
地址
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