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经营范围
发明名称
Improvements in or relating to machines for manufacturing crank shafts
摘要
申请公布号
GB661408(A)
申请公布日期
1951.11.21
申请号
GB19490002272
申请日期
1949.01.27
申请人
CLEARING MACHINE CORPORATION
发明人
分类号
B21D11/16
主分类号
B21D11/16
代理机构
代理人
主权项
地址
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