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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0536411 (1990-06-07) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 23 인용 특허 : 2 |
A device and method for the repair of holes in gypsum wallboard where the device is positioned behind the hole and temporarily secured. The device is the form of a hinged circular plate which can be folded in half to permit its insertion through the hole to be repaired. Elements connected to the two
A backing device for use in repairing hollow walls and ceilings, comprising: a foldable support plate member, said plate member including at least two segments joined by hinging means; and pulling means for transmitting a pulling force to said foldable support plate member on opposite sides of said
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