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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0600685 (1975-07-31) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 24 인용 특허 : 0 |
An overall roof arrangement is disclosed herein and includes a roof structure comprised of a roof deck, roof insulation disposed over the deck and a built-up roof disposed over the insulation. This overall arrangement also includes a one-way vent through which moisture within the roof structure and
A roof arrangement including a roof structure comprised of a roof deck, roof insulation disposed over said deck and a built-up roof disposed over said insulation, said arrangement further including a tubular vent having an opened entry end positioned against said roof structure and an exit end space
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