73725414
Apr 29, 1988
Feb 21, 1989
Active Trademark
ELECTROMAGNETIC AND ULTRASONIC TESTING APPARATUS FOR THE NON-DESTRUCTIVE TESTING OF METAL PRODUCTS, AND PARTS AND ATTACHMENTS THEREFOR; APPARATUS FOR MARKING THE LOCATION OF DETECTED FLAWS ON METAL PRODUCTS; MAGNETIC FIELD INDICATORS; DEMAGNETIZERS AND MAGNETIC DETECTORS
Electrical and Scientific Apparatus