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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0872537 (2004-06-21) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 13 인용 특허 : 16 |
A drainage channel installation device comprises a channel-securing member and a channel-hanging member. The channel-securing member releasably engages the channel-hanging member and has opposed ends that are adapted to be releasably secured to the opposed side walls of a drainage channel. The chann
What is claimed is: 1. A method of installing a drainage channel in a trench disposed between two supporting surfaces, said drainage channel including a pair of opposed side wall portions having substantially parallel opposed inner side wall surfaces that are spaced from one another by a width of t
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