73615550
Aug 19, 1986
Feb 27, 1990
KITS CONTAINING RARE EARTH FORMULATIONS FOR APPLYING AS A FILM TO THE SURFACE OF PRODUCTS, THE FORMULATIONS BEING SENSITIVE TO SUBSEQUENT X-RAY SPECTOGRAPH ANALYSIS
PaintsAPPLICATION OF COATINGS TO PRODUCTS FOR THE PURPOSE OF IDENTIFICATION OF THE PRODUCTS TO WHICH THE COATINGS ARE APPLIED, AND THE SERVICE OF IDENTIFYING SUCH PRODUCTS
Computer and Scientific