发明名称 Roller skate
摘要 The roller skate according to the invention is equipped with smaller inline rollers (40) arranged below the boot (10) and with outer, larger rollers (30), the upper parts of which protrude above the boot sole (11). This roller skate can be moved on four rollers (30) and (40) in the manner of a four-wheel roller skate, or, in certain phases, just on two inline rollers (40) in a similar manner to an inline skate.
申请公布号 US7758054(B2) 申请公布日期 2010.07.20
申请号 US20060067589 申请日期 2006.11.17
申请人 ABEL HELMUT;DEHAESELEER OLIVIA;ABEL CELINE;ABEL DIANE 发明人 ABEL HELMUT;DEHAESELEER OLIVIA;ABEL CELINE;ABEL DIANE
分类号 A63C17/02 主分类号 A63C17/02
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