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发明名称
Improvements in and relating to the manufacture of pipes and the like
摘要
申请公布号
GB423784(A)
申请公布日期
1935.02.07
申请号
GB19340025330
申请日期
1934.09.03
申请人
SCHLOEMANN AKTIENGESELLSCHAFT
发明人
分类号
B21B25/02
主分类号
B21B25/02
代理机构
代理人
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地址
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