发明授权
- 专利标题: Drawing pin
- 专利标题(中): 图钉
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申请号: US10558696申请日: 2004-05-28
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公开(公告)号: US07470096B2公开(公告)日: 2008-12-30
- 发明人: David Morrish
- 申请人: David Morrish
- 代理机构: Clark & Brody
- 优先权: GB0312458.3 20030530
- 国际申请: PCT/GB2004/002309 WO 20040528
- 国际公布: WO2004/106088 WO 20041209
- 主分类号: B43M15/00
- IPC分类号: B43M15/00
摘要:
A drawing pin comprises a head portion and a spike, the head portion having an aperture therein in order to receive the spike of a subsequent drawing pin.
公开/授权文献
- US20070139866A1 Drawing pin 公开/授权日:2007-06-21
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