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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0679824 (1996-07-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 26 인용 특허 : 2 |
A screen combination includes two side beams and an upper beam and a lower beam for securing a panel. The upper and the side beams each includes three flat surfaces intersected with each other. A mortise is formed in each of the flat surfaces. The upper and the side beams each includes two side port
A screen combination comprising: at least two panels each including two side portions and an upper portion and a bottom portion; at least two frames each including two side beams and an upper beam and a lower beam for engaging with said side portions and said upper portion and said bottom portion of
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