Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 313/479
Name: Electric lamp and discharge devices > Cathode ray tube > Envelope > Coating or shielding
Description: Subject matter including means for protecting the envelope or preventing radiation from entering or leaving the envelope.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
4987338 Cathode ray tube with film on face-plate Jan. 22, 1991
4977348 Electron discharge tube with bipotential electrode structure Dec. 11, 1990
4965096 Method for preparing improved lithium-silicate glare-reducing coating for a cathode-ray tube Oct. 23, 1990
4950947 Cathode ray tube containing an anode which yields minimal X-ray emission Aug. 21, 1990
4949010 X-ray attenuating ceramic materials Aug. 14, 1990
4949008 Color cathode ray tube assembly with magnetic shield Aug. 14, 1990
4945282 Image display panel having antistatic film with transparent and electroconductive properties and process for processing same Jul. 31, 1990
4943862 Cathode-ray tube with multi-layer resin coating on faceplate providing implosion protection Jul. 24, 1990
RE33253 Component mounting means for a tension mask color cathode ray tube Jul. 3, 1990
4937493 Cathode ray tube with an electrical connecting element Jun. 26, 1990
4926090 Television picture tube having a composite frontal pane May. 15, 1990
4916358 Kinescope grounding system Apr. 10, 1990
4900984 Cathode ray tube with antistatic film on front panel Feb. 13, 1990
4893055 Process for using unsaturated polyester resin composition for treating cathode-ray tubes and cathode tubes obtained thereby Jan. 9, 1990
4884006 Inner surface specular reflection suppression in flat CRT faceplate Nov. 28, 1989
4857797 Cathode ray tube having a tubular electron gun structure Aug. 15, 1989
4853790 Electromagnetic and electrostatic shielding for electronic equipment Aug. 1, 1989
4845402 Cathode ray display tube having external magnetic shield Jul. 4, 1989
4827184 Electron beam device and a focusing lens therefor May. 2, 1989
4827183 CRT with means for monitoring electron beam May. 2, 1989
4827185 Color picture tube having internal conductive coatings May. 2, 1989
4818912 CRT with arc suppressing means on insulating support rods Apr. 4, 1989
4806823 Method of manufacturing an electron beam tube and electron beam tube thus manufactured Feb. 21, 1989
4804885 X-ray attenuating ceramic materials Feb. 14, 1989
4804883 Front attachment for CRT. E.G. for a monitor or video tube Feb. 14, 1989
4795941 Electromagnetic wave shielding, transparent panel for a display device Jan. 3, 1989
4792317 Method for making a magnetic shield Dec. 20, 1988
4785217 Cathode ray tube with antistatic film on front panel Nov. 15, 1988
4779023 Component mounting means for a tension mask color cathode ray tube Oct. 18, 1988
4771214 Electron tube provided with porous silicon oxide getter Sep. 13, 1988
4767969 RF emission shield for CRT displays Aug. 30, 1988
4760310 Cathode-ray tubes and coating materials therefor Jul. 26, 1988
4758193 Color cathode ray tube having improved internal magnetic shield Jul. 19, 1988
4755716 Filter for CRT screen Jul. 5, 1988
4754192 Termination arrangement for a cathode ray display tube Jun. 28, 1988
4723090 Cathode ray tube Feb. 2, 1988
4712041 Color CRT tension mask support assembly with a glass frame Dec. 8, 1987
4710669 Internal electrical connector for a tension mask tube Dec. 1, 1987
4707634 Cathode ray tube Nov. 17, 1987
4686417 X-ray image intensifier Aug. 11, 1987
4686576 Conductive screen for video display unit Aug. 11, 1987
4686416 Color CRT front assembly with tension mask support Aug. 11, 1987
4677344 Display device Jun. 30, 1987
4670686 CRT internal magnetic shield contact spring Jun. 2, 1987
4656522 Method for laminating a safety panel to a CRT and the product thereof Apr. 7, 1987
4638213 CRT with internal contact stripe or patch and method of making said stripe or patch Jan. 20, 1987
4607190 Television camera tube with conductive wall coating and transversely wall supported electrode Aug. 19, 1986
4602187 Color CRT with composite arc suppression structure Jul. 22, 1986
4571521 Color CRT with arc suppression structure Feb. 18, 1986
4564786 External neck charge dissipation means for an in-line color cathode ray tube Jan. 14, 1986

1 2 3 4 5 6 7 8 9 10










 
 
  Recently Added Patents
Bull stationery tab
Novelty headband
Method and apparatus for reacquiring lines in a cache
Resistor and manufacturing method thereof
Computer system for routing package deliveries
Use of cocoa extract
Predicting performance of an integrated circuit
  Randomly Featured Patents
Iron-graphite composite powders and sintered articles produced therefrom
Support fixture for food plate and beverage container
Apparatus for making confectionery
Compounds with liquid crystalline properties and coating binders based thereon
Health and fitness device
Systems and methods for powering hybrid marine propulsion systems
Elastic ski covering having removable fasteners
Vertically adjustable work station assembly
Dual-level voltage shifters for low leakage power
Process for fabricating semi-conductive oxide between two poly silicon gate electrodes