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发明名称
Vorrichtung zur Herstellung schraubenfoermig gerillter Schlaeuche oder Rohre
摘要
申请公布号
DE632219(C)
申请公布日期
1936.07.04
申请号
DE1934K136865D
申请日期
1934.07.06
申请人
JOSEF KOPETZ
发明人
分类号
B21C37/12
主分类号
B21C37/12
代理机构
代理人
主权项
地址
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