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发明名称
MEJORAS EN LA FABRICACIoN DE CIERRES DE CREMALLERA
摘要
申请公布号
ES198672(A2)
申请公布日期
1951.10.16
申请号
ES19720001986
申请日期
1951.07.06
申请人
SANDER, ERNST
发明人
分类号
(IPC1-7):A44
主分类号
(IPC1-7):A44
代理机构
代理人
主权项
地址
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