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发明名称
Verfahren und Vorrichtung zum Herstellen von Reissverschluessen
摘要
申请公布号
DE639949(C)
申请公布日期
1936.12.19
申请号
DE1933F075168D
申请日期
1933.03.03
申请人
DR.-ING. SIM. FREY
发明人
分类号
B21D53/50
主分类号
B21D53/50
代理机构
代理人
主权项
地址
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