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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0765656 (1977-02-04) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 5 |
An improved skateboard having a replaceable arc-tail with a wear surface and further having wheel wells. Each end of the improved skateboard may have the arc-tail with the inwardly directed angular wear surface for enabling the operator to perform a variety of new tricks. In addition, each end of th
In a skateboard having wheels, and an integral board having upper and lower horizontal surfaces extending over said wheels, an improvement to said board comprising: at least one cavity formed in the lower surface of said board oriented over each of said wheels, said cavity extending from said lower
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