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发明名称
Improvements relating to spring hinges
摘要
申请公布号
GB603330(A)
申请公布日期
1948.06.14
申请号
GB19450030816
申请日期
1945.11.16
申请人
LAURIE SWEET
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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