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经营范围
发明名称
Closure operating device
摘要
申请公布号
US2064810(A)
申请公布日期
1936.12.22
申请号
US19350008105
申请日期
1935.02.25
申请人
JULIE BERSTED
发明人
分类号
E05F1/12
主分类号
E05F1/12
代理机构
代理人
主权项
地址
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