3662378

Information

• Patent Grant
• 3662378

• References
• Source

• Patent Number

  3,662,378

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • H03M11/14 - by using additional keys
  • H03M11/20 - Dynamic coding

• US Classifications

  • 341 - Coded data generation or conversion