[FIDOCAD ]
BE 15 50 30 100 45 50 45 50
BE 75 50 90 100 105 50 105 50
BE 75 50 60 0 45 50 45 50
BE 135 50 120 0 105 50 105 50
TY 55 20 5 3 0 0 0 * +17
TY 25 75 5 3 0 0 0 * -17
TY 85 75 5 3 0 0 0 * -17
TY 115 20 5 3 0 0 0 * +17