| 发明名称 |
Self-sharpening ticket scratcher |
| 摘要 |
A scratcher, especially suitable for use in scraping a lottery ticket, has a housing with a and a gripping device thereon. The has both a large scraping surface and a small scraping surface, which may be used efficiently due to the ergonomic gripping surface.
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| 申请公布号 |
US2002152572(A1) |
申请公布日期 |
2002.10.24 |
| 申请号 |
US20010841205 |
申请日期 |
2001.04.24 |
| 申请人 |
STEINMETZ WILLIAM L.;WALIGORSKI GORDON J.;KENNEDY ROBERT J. |
发明人 |
STEINMETZ WILLIAM L.;WALIGORSKI GORDON J.;KENNEDY ROBERT J. |
| 分类号 |
A63F3/06;(IPC1-7):A47L13/02 |
主分类号 |
A63F3/06 |
| 代理机构 |
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代理人 |
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