3553463

Information

• Patent Grant
• 3553463

• References
• Source

• Patent Number

  3,553,463

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  53 years ago

• CPC

  • H04N1/16 - using a rotating helical element

• US Classifications

  • 250 - Radiant energy
  • 356 - Optics: measuring and testing
  • 358 - Facsimile and static presentation processing