Ground covering element having raised portions at the useful side which are separated from one another by dummy gaps, a ground covering element group of such ground covering elements, and a method of producing such ground covering elements
Ground covering element having raised portions at the useful side which are separated from one another by dummy gaps, a ground covering element group of such ground covering elements, and a method of producing such ground covering elements
Ground covering element having raised portions at the useful side which are separated from one another by dummy gaps, a ground covering element group of such ground covering elements, and a method of producing such ground covering elements
CONTROL PROVISION OF A CONTOUR MACHINE, DEVICE FOR SMOOTHING SURFACES, DEVICE FOR CONTOURING SURFACES, CONTOUR MACHINE TO CONTOUR A SURFACE TO A DESIRED FORM, METHOD FOR SMOOTING A SURFACE TO A FORM OF THREE DIMENSIONS