Robotic Welding go Results Found: 3 Button group with nested dropdown Virnig Manufacturing CMMA Virnig Manufacturing 101 Gateway Dr NE Rice MN 56367-4592 (320) 818-4040 Rotochopper, Inc. CMMA Rotochopper, Inc. 217 West Street St. Martin MN 56376 (320) 875-9950 C4 Welding, Inc CMMA C4 Welding, Inc 11 Industrial Blvd Sauk Rapids MN 56303 (320) 253-2699