U.S. federal trademark · Serial No. 76479339
educational services, namely, providing instruction in methods of testing for welding defects and in methods of nuclear auditing; and providing instructing in non-destructive methods of testing the mechanical and structural integrity of materials, semi-finished products, and finished products, said non-destructive testing methods utilizing visual, acoustic emission, ultrasonic, liquid penetrant, radiographic, electromagnetic and leak testing techniques
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