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发明名称
Spring hinge
摘要
申请公布号
US2781543(A)
申请公布日期
1957.02.19
申请号
US19540451482
申请日期
1954.08.23
申请人
AMERICAN SCREEN PRODUCTS CO.
发明人
MAJESKE HENRY L.
分类号
E05F1/10;E06B9/52
主分类号
E05F1/10
代理机构
代理人
主权项
地址
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