Tag Archives: stair

Modular stair tread and construction method

Application Number  00129539 Application Date  2000.09.28 Publication Number  1346005 Publication Date  2002.04.24 Priority Information     International Classification  E04F11/02;E04F11/09   Applicant(s) Name  Lin Yingbing   Address     Inventor(s) Name  Lin Yingbing   Patent Agency Code  72002 Patent Agent  li shumeng AbstractThe present invention relates to a modularized stair tread and its construction method. It… Read More »