3311880

Information

• Patent Grant
• 3311880

• References
• Source

• Patent Number

  3,311,880

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1967
  57 years ago

• CPC

  • H04L17/16 - Apparatus or circuits at the receiving end

• US Classifications

  • 340 - Communications: electrical