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发明名称
Spiral needle as versatile fastening device
摘要
Spiral needles which have needle points or knife edges at one end consist of a number of uniform coils at whose ends hooks, eyes or other fastening devices are provided which can be connected to each other or to existing fastening facilities.
申请公布号
DE3223724(A1)
申请公布日期
1983.12.29
申请号
DE19823223724
申请日期
1982.06.25
申请人
SAHM,KURT
发明人
SAHM,KURT
分类号
A44B1/40;A44B9/02;(IPC1-7):A44B9/04
主分类号
A44B1/40
代理机构
代理人
主权项
地址
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