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发明名称
PULLEY STRUCTURE FOR DRUM SHUTTER
摘要
申请公布号
KR970004563(Y1)
申请公布日期
1997.05.13
申请号
KR19940002526U
申请日期
1994.02.08
申请人
SEO, DUK-YONG
发明人
SEO, DUK-YONG
分类号
E06B9/56;(IPC1-7):E06B9/56
主分类号
E06B9/56
代理机构
代理人
主权项
地址
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