3612843

Information

• Patent Grant
• 3612843

• References
• Source

• Patent Number

  3,612,843

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • G11C17/005 - with a storage element common to a large number of data
  • G06K5/00 - Methods or arrangements for verifying the correctness of markings on a record carrier Column detection devices
  • G11C13/04 - using optical elements using other beam accessed elements

• US Classifications

  • 714 - Error detection/correction and fault detection/recovery
  • 340 - Communications: electrical