Mark Identification

CRONEX

Serial Number

72190247

Filing Date

Apr 3, 1964

Registration Date

Jun 8, 1965

Trademark by

E .I. DU PONT DE NEMOURS AND COMPANY

Classification Information

MEDICAL INTENSIFYING SCREENS, SAID SCREENS CONSIST OF TWO FILMS COATED WITH LUMINESCENT CHEMICALS WHICH ARE PLACED ON EITHER SIDE OF AN X-RAY FILM DURING EXPOSURE FOR THE PURPOSE OF PRODUCING A CLEARER IMAGE ON THE X-RAY FILM BY REASON OF EXCITATION OF THE LUMINESCENT CHEMICALS, WHILE AT THE SAME TIME MINIMIZING THE EXPOSURE TIME

Medical, Beauty & Agricultural