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经营范围
发明名称
Perfectionnements au procédé et appareil pour former des éléments tubulaires
摘要
申请公布号
FR1302187(A)
申请公布日期
1962.08.24
申请号
FR19610874570D
申请日期
1961.09.29
申请人
BIRFIELD ENGINEERING LTD.
发明人
分类号
B29C53/56;B29C70/46
主分类号
B29C53/56
代理机构
代理人
主权项
地址
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