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发明名称
Verfahren und Vorrichtung zur Herstellung von mit Querrillen versehenen Rohren aus thermoplastischem Kunststoff
摘要
申请公布号
AT253763(B)
申请公布日期
1967.04.25
申请号
AT19610001778
申请日期
1961.03.04
申请人
WILHELM HEGLER
发明人
WILHELM HEGLER
分类号
B29C33/02;B29C33/30;B29C35/16;B29C49/00;B29C53/30
主分类号
B29C33/02
代理机构
代理人
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