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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0493777 (1983-05-12) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 13 인용 특허 : 1 |
A closure for partially filled containers which has an interconnecting opening from outside of the container to the unfilled portion of the inside of the container and bladder which is inflatable within the container. A valve apparatus is located within the opening within the closure which, when act
A container closure apparatus which permits both the introduction and removal of a pressurized gas from an expandable bladder locatable within the unfilled portion of a partially filled product container, which comprises: a removable container closure having means for affixing said closure to a prod
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