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发明名称
A SPIRAL METAL MESH
摘要
申请公布号
KR910006812(Y1)
申请公布日期
1991.09.12
申请号
KR19890019470U
申请日期
1989.12.21
申请人
KIM DONG-JAE
发明人
KIM DONG-JAE
分类号
B21F31/00;(IPC1-7):B21F31/00
主分类号
B21F31/00
代理机构
代理人
主权项
地址
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