roller skate for the practice of the ski bottom road.

• 1. 滑降练习具、滑降练习台以及滑雪练习场 [P] . 中国专利： CN105102079B . 2018.11.27
• 2. 滑降练习具、滑降练习台以及滑雪练习场 [P] . 中国专利： CN105102079A . 2015-11-25
• 3. roller skate for skis down road. [P] . IT8360950V0 . 1983-11-10

  机译： 滑水道的溜冰鞋。

• 4. the boot to the ski bottom through the practice of technical dettadel step skater [P] . IT236981Y1 . 2000-08-31

  机译： 通过技术娴熟的踏板溜冰者的练习将靴子引导至滑雪底部

• 5. the boot to the ski bottom through the practice of the technique according to the step of the skater [P] . ITMI950445U1 . 1996-01-19

  机译： 通过按照滑冰者的步骤练习技巧，将靴子滑到滑雪底部

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