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经营范围
发明名称
Improvements in and relating to fastenings
摘要
申请公布号
GB690622(A)
申请公布日期
1953.04.22
申请号
GB19500011082
申请日期
1950.05.04
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
CHESWORTH WILLIAM EDWIN
分类号
F16B19/10
主分类号
F16B19/10
代理机构
代理人
主权项
地址
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