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经营范围
发明名称
Improvements in stockless or pivoted anchors
摘要
申请公布号
GB731563(A)
申请公布日期
1955.06.08
申请号
GB19530007346
申请日期
1953.03.17
申请人
W. L. BYERS AND COMPANY, LIMITED;FREDERICK JAMES CHARLTON
发明人
分类号
B63B21/44
主分类号
B63B21/44
代理机构
代理人
主权项
地址
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