3632891

Information

• Patent Grant
• 3632891

• References
• Source

• Patent Number

  3,632,891

• Date Filed

  Not available

• Date Issued

  Tuesday, January 4, 1972
  53 years ago

• CPC

  • H04J1/10 - Intermediate station arrangements

• US Classifications

  • 455 - Telecommunications
  • 370 - Multiplex communications