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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0987225 (2004-11-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 38 인용 특허 : 10 |
An earplug composed of an injected molded resilient polymeric material for insertion into an ear canal by a fingertip of a user, including an elongated member having a nose portion formed as a curved front end. An open cup shaped rearward extending flange located at the end of the elongated member o
I claim: 1. An earplug composed of an injected molded resilient polymeric material for insertion into an ear canal by a fingertip of a user, including an elongated member having a nose portion formed as a curved front end, an open cup shaped rearward extending flange located at the end of the elong
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