3457371

Information

• Patent Grant
• 3457371

• References
• Source

• Patent Number

  3,457,371

• Date Filed

  Not available

• Date Issued

  Tuesday, July 22, 1969
  55 years ago

• CPC

  • G03G15/328 - using a CRT
  • B41B19/01 - having electron-beam tubes producing an image of at least one character which is photographed
  • G09G1/10 - the deflection signals being produced by essentially digital means
  • G09G1/18 - a small local pattern covering only a single character, and stepping to a position for the following character

• US Classifications

  • 379 - Telephonic communications
  • 345 - Computer graphics processing and selective visual display systems
  • 347 - Incremental printing of symbolic information