MACHINES USED IN THE METAL INDUSTRY TO CONVEY, SEPARATE, SORT, COUNT, REASSEMBLE IN PREDETERMINED GROUPS, AND/OR TIE TOGETHER A PLURALITY OF ELONGATED ELEMENTS, SUCH AS RODS, BARS AND STRUCTURAL SHAPES, AND FOR VARIOUS COMBINATIONS OF SAID MACHINES AND FOR MACHINES FOR FEEDING AN ELONGATED ELEMENT, SUCH AS WIRE RODS, TO A MACHINE FOR BINDING A PLURALITY OF ELONGATED ELEMENTS OR A COIL AND FOR WIRE-TYPING MACHINES AND FOR THE PARTS AND CONTROLS FOR SUCH MACHINES