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发明名称
Friction hinge
摘要
申请公布号
US1768810(A)
申请公布日期
1930.07.01
申请号
US19280287448
申请日期
1928.06.22
申请人
DAVID LUPTON'S SONS COMPANY
发明人
WALTON HOWARD T.
分类号
E05D11/00
主分类号
E05D11/00
代理机构
代理人
主权项
地址
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