2884712

Information

• Patent Grant
• 2884712

• References
• Source

• Patent Number

  2,884,712

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1959
  65 years ago

• CPC

  • G06M1/243 - Drums with presetting means
  • G09C1/08 - the connections being mechanical

• US Classifications

  • 380 - Cryptography