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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0306043 (1989-02-06) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 42 인용 특허 : 5 |
There is described a portable and mobile clean room helmet system including a helmet having a removable face shield connected to a battery-powered filtering system for pulling air from within the helmet and exhausting filtered air to the outside environment. The removable face shield contains a plur
A clean room helmet system comprising: a helmet having a support member adjustably sized and shaped to fit the head of the user and including an upper horizontal section and a lower horizontal section as an integral part of said helmet; a hook and pile engaging and holding means located on the exter
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