| 发明名称 |
Hockey puck having self-leveling means |
| 摘要 |
A hockey puck having a cavity and a self leveling weight disposed therein for causing the puck to topple from its side to a face when rolling and for maintaining a face of the puck substantially parallel to the playing surface.
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| 申请公布号 |
US6146293(A) |
申请公布日期 |
2000.11.14 |
| 申请号 |
US19960677776 |
申请日期 |
1996.07.10 |
| 申请人 |
CHINN, KEVIN;HAACK, RICHARD A. |
发明人 |
CHINN, KEVIN S.;HAACK, RICHARD A. |
| 分类号 |
A63B67/14;(IPC1-7):A63B71/00 |
主分类号 |
A63B67/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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