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发明名称
Improvements relating to the production of tubular formers used in the manufacture of piston and other rings
摘要
申请公布号
GB575179(A)
申请公布日期
1946.02.06
申请号
GB19440003772
申请日期
1944.02.29
申请人
ROLAND CLAUDE CROSS;CROSS MANUFACTURING COMPANY (1938) LIMITED
发明人
分类号
B23P15/06
主分类号
B23P15/06
代理机构
代理人
主权项
地址
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