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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0022730 (1979-03-22) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 20 인용 특허 : 0 |
An upwardly tapering neck portion of an upper part of a housing for a vacuum-wall receptacle terminates in a thin circular lip which makes a line contact with the neck portion of the vacuum-wall receptacle. The neck portion of the upper part of the housing is relatively thin-walled and is distortabl
In a baby feeding bottle of a type comprising a vacuum-wall receptacle having a body portion and a frusto-conical neck portion defining a mouth and including an annular end surface surrounding said mouth; a housing for said vacuum-wall receptacle comprising a lower part in which the body portion of
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