AN INTEGRAL MAGNETIC IMAGING CARD HAVING A VISIBLE IMAGE OF FIXED CONFIGURATION ON A FIRST SIDE AND AN UNDERLYING CORE OF MAGNETIC MATERIAL BEING PERMANENTLY MAGNETIZED

Bibliographische Detailangaben

Hauptverfasser:	WODIN, HOWARD, LEONELLI, JOSEPH, HENRY, ROBERT J, SANTAW, PETER, GILBERT, TRUMAN JOHN, FOSBENNER, MARY ELLEN E
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING CRYPTOGRAPHY DISPLAY DISPLAYING EDUCATION LABELS OR NAME-PLATES PHYSICS SEALS SIGNS
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