4. Electric lamp and discharge devices
  5. Cathode ray tube
  6. Screen

U.S. Radium Corporation

Corporate Assignee

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Cathode ray tube containing silicon sensitized rare earth oxysul

Electric lamp and discharge devices – Cathode ray tube – Screen
Patent

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Optical device for post-operative cataract patients

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – With antiglare or shading
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Silicon sensitized rare earth oxysulfide phosphors

Radiant energy – Invisible radiation responsive nonelectric signalling – Luminescent device
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Profile ID: LFUS-PAI-P-966454

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