3930251

Information

• Patent Grant
• 3930251

• References
• Source

• Patent Number

  3,930,251

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • B41B19/01 - having electron-beam tubes producing an image of at least one character which is photographed
  • B41B19/16 - Character carriers associated with electron-beam tubes

• US Classifications

  • 345 - Computer graphics processing and selective visual display systems
  • 178 - Telegraphy
  • 315 - Electric lamp and discharge devices: systems
  • 396 - Photography