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发明名称
Door check
摘要
申请公布号
US2515875(A)
申请公布日期
1950.07.18
申请号
US19470728255
申请日期
1947.02.13
申请人
JONES JAMES J
发明人
JONES JAMES J.
分类号
E05F3/02
主分类号
E05F3/02
代理机构
代理人
主权项
地址
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