The drawing board with inverted slope variable and dobravel

• 1. 一种基于斜率关联度的显著变量选择方法 [P] . 中国专利： CN107704723A . 2018-02-16
• 2. 基于电压突变量和三序分量不对称度闭锁反向合闸方法 [P] . 中国专利： CN109830942B . 2020.05.19
• 3. The drawing board with height and inverted slope variables oleodinamicamente [P] . BR7409789A . 1976-07-20

  机译： 具有高度和反向坡度变量油画的绘图板

• 4. Mecansimos for selective inverted slope back dobravel in seats, particularly seats for the means of transport [P] . BR8901199A . 1990-10-16

  机译： 用于座椅，尤其是运输工具座椅的选择性倒斜背dobravel的Mecanismos

• 5. Device to adjust and lock the inverted slope of the work plan drawing board and similar [P] . PT99309A . 1994-01-31

  机译： 调整和锁定工作计划图样板的倒坡的装置

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• 7. Back to the drawing board : creating drawing or text summaries in support of system dynamics modelling [O] . Kenbeek, W.K. 2012

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