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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0628254 (1975-11-03) |
우선권정보 | MX-0155020 (1974-11-18) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 8 인용 특허 : 0 |
A hood type double-walled telescopeable cover for cooking kettles, formed by a series of interengageable hollow elements, wherein the top element is bell-shaped and has an opening at its upper center portion and at its lower edge it has horizontal slots in the form of an inverted L; the remaining el
A double-walled telescopeable and demountable cover for cooking ovens having inner and outer walls parallely spaced forming a thermal insulating chamber therebetween, each of said walls being formed by a plurality of partially overlapping frustoconical elements, said overlapping elements having the
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