Free form fabrication welding machines for manufacturing three-dimensional objects layer by layer directly from computer assisted drafting images, without using conventional tools or molds, using electrically conductive plastic or metal powders, and operation software therefor, sold as a unit; cyclone separators

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[ Electronic controllers for welding machines, welding electrodes, electric welding machines, electric arc welders and computer software for use in connection with welding processes and equipment ]

'arc':12 'comput':15 'connect':20 'control':2 'electr':8,11 'electrod':7 'electron':1 'equip':25 'machin':5,10 'process':23 'softwar':16 'use':18 'weld':4,6,9,22 'welder':13

CAD TO METAL

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