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经营范围
发明名称
Perforating implement
摘要
申请公布号
GB757223(A)
申请公布日期
1956.09.19
申请号
GB19530029549
申请日期
1953.10.26
申请人
WALES-STRIPPIT CORPORATION
发明人
分类号
B21D28/24
主分类号
B21D28/24
代理机构
代理人
主权项
地址
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