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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0677915 (1976-04-19) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 35 인용 특허 : 0 |
This portable exerciser device includes a cross strap with enlarged end portions, a central portion of the cross strap may be stood on or disposed between a door and its adjacent, supporting post. The enlarged end portions will prevent sliding movement of the cross strap by engagement of such enlarg
A portable exercising device comprising a flexible cross strap having a central portion of sufficient length to be retained by being stood on by a wearer of shoes or being placed between a door and its adjacent supporting post and having enlarged end portions positionable on the outside of said shoe
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