ISO 3767-1 AMD 1-2008 拖拉机,农业和林业动力草坪和花园设备.工作人员操作设备和其它显示装置用符号.修改件1:附加符号
Tractors, machinery for agriculture and forestry, powered lawn and garden equipment - Symbols for operator controls and other displays - Part 1: Common symbols; Amendment 1: Additional symbols