发明名称 Engineered handrail
摘要 An elongated wood member such as a handrail comprising an elongated first and second layer of a lower grade wood product secured together to form an inner core; and an outer layer of a high grade wood product disposed substantially around all of said inner core except for a bottom surface thereof. The first and second layers are substantially vertically oriented relative to each other and have abutting side walls that may be planar in configuration or may be dovetailed to interlock together. The first, second and outer layers preferably are manufactured from the same wood product, that product preferably being solid timber strips or boards of oak or maple.
申请公布号 US2007218244(A1) 申请公布日期 2007.09.20
申请号 US20060511761 申请日期 2006.08.29
申请人 INTERWOOD INTERNATIONAL LIMITED 发明人 MAK SHU WONG
分类号 B32B5/00 主分类号 B32B5/00
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