3810168

Information

• Patent Grant
• 3810168

• References
• Source

• Patent Number

  3,810,168

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • G09F9/307 - being incandescent filaments

• US Classifications

  • 340 - Communications: electrical
  • 345 - Computer graphics processing and selective visual display systems
  • D18 - Printing and office machinery