发明名称 |
In line roller skate assembly having training wheels |
摘要 |
A roller skate assembly includes a sole portion having longitudinally aligned front and rear rollers mounted thereon and a center roller which is mounted on the sole portion between the front and rear rollers. The center roller is alternatively positionable in a longitudinally aligned position relative to the front and rear rollers or a transversely offset position relative thereto.
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申请公布号 |
US5295701(A) |
申请公布日期 |
1994.03.22 |
申请号 |
US19930045617 |
申请日期 |
1993.04.09 |
申请人 |
PLAYSKOOL, INC. |
发明人 |
REIBER, FREDERICK M.;SEJNOWSKI, JOSEPH P. |
分类号 |
A63C17/04;A63C17/06;(IPC1-7):A63C17/04 |
主分类号 |
A63C17/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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