3526774

Information

• Patent Grant
• 3526774

• References
• Source

• Patent Number

  3,526,774

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1970
  53 years ago

• CPC

  • H04N1/16 - using a rotating helical element

• US Classifications

  • 359 - Optical: systems and elements
  • 250 - Radiant energy
  • 358 - Facsimile and static presentation processing