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发明名称
Keeper mechanism
摘要
申请公布号
US2578848(A)
申请公布日期
1951.12.18
申请号
US19480022121
申请日期
1948.04.20
申请人
SHIRLEY DANIEL R
发明人
SHIRLEY DANIEL R.
分类号
E05B65/00
主分类号
E05B65/00
代理机构
代理人
主权项
地址
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