2993089

Information

• Patent Grant
• 2993089

• References
• Source

• Patent Number

  2,993,089

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1961
  63 years ago

• CPC

  • G09C3/08 - the connections being electrical
  • H04L2209/12 - Details relating to cryptographic hardware or logic circuitry

• US Classifications

  • 380 - Cryptography