3868653

Information

• Patent Grant
• 3868653

• References
• Source

• Patent Number

  3,868,653

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1975
  49 years ago

• CPC

  • G11C13/047 - using electro-optical elements
  • G02F1/0558 - structurally associated with a photoconductive layer or exhibiting photo-refractive properties

• US Classifications

  • 365 - Static information storage and retrieval