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发明名称
Vorrichtung zum Wickeln einer Schraubenfeder für Reissverschlussketten aus einem Kunststoffaden
摘要
申请公布号
CH381852(A)
申请公布日期
1964.09.15
申请号
CH19600005705
申请日期
1960.05.18
申请人
HEILMANN,WALTER ERICH
发明人
WILCKEN,HUGO,DR.
分类号
B21D53/50;B29C53/12;B29D5/06;(IPC1-7):B29D5/00
主分类号
B21D53/50
代理机构
代理人
主权项
地址
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