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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0801958 (1985-11-26) |
우선권정보 | SE-0006042 (1984-11-29) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 35 인용 특허 : 2 |
An earplug device includes a headband with earplugs attached to the ends thereof. The earplugs have a head portion and a shank portion, the latter with its rear end joined to the associated headband end. The shank portion has a stiffened middle section and is articulately connected on either side th
Earplug device including two earplugs and an elastic headband, each earplug connected to an end portion of the headband and each earplug including a shank member having a rear end portion connected to one of the end portions of the headband, a flexible second portion adjacent said rear end portion,
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