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发明名称
Door check
摘要
申请公布号
US2722443(A)
申请公布日期
1955.11.01
申请号
US19500155878
申请日期
1950.04.14
申请人
WRIGHT PRODUCTS, INC.
发明人
FALK HAROLD WALTER
分类号
E05F5/02
主分类号
E05F5/02
代理机构
代理人
主权项
地址
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