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发明名称
Automatic gate
摘要
申请公布号
US2592736(A)
申请公布日期
1952.04.15
申请号
US19490109192
申请日期
1949.08.08
申请人
PUCKETT RALPH Q
发明人
PUCKETT RALPH Q.
分类号
E06B11/02
主分类号
E06B11/02
代理机构
代理人
主权项
地址
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