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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0712304 (1996-09-11) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 0 |
A baseball bat warmer including an elongated cylindrical sleeve member that has a cylindrical side wall defining an interior cavity. The sleeve member is formed of a resilient material of two woven fabrics sandwiching an insulating padding. A vertical fastener releasable couples vertical edges of a
[ What is claimed as being new and desired to be protected by letters patent of the united states is as follows:] [1.] A baseball bat warmer for heating a batting surface of a baseball bat comprising in combination:an elongated cylindrical sleeve member having a cylindrical side wall with a circular
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