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发明名称
Improvements in or relating to the manufacture of sliding clasp fasteners
摘要
申请公布号
GB642802(A)
申请公布日期
1950.09.13
申请号
GB19480010095
申请日期
1948.04.12
申请人
ERIC HILEY MARLOW
发明人
分类号
B21D53/50
主分类号
B21D53/50
代理机构
代理人
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