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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0887448 (1986-07-21) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 10 인용 특허 : 0 |
A corrugated panel in which at least the central corrugated sheet is formed from an elastically deformable material such as polyethylene synthetic plastic or spring steel is disposed and secured between a pair of cover sheets. The method of forming the panel includes stretching out a first of the co
The method of forming a corrugated panel having a corrugated sheet of material including alternate ridges and furrows intermediate first and second surface sheets, at least said corrugated sheet comprising an elastically deformable material, said method comprising holding said first sheet in a stret
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