3904963

Information

• Patent Grant
• 3904963

• References
• Source

• Patent Number

  3,904,963

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1975
  49 years ago

• CPC

  • H04B14/048 - Non linear compression or expansion
  • H03H17/02 - Frequency selective networks
  • H04J3/025 - Filter arrangements

• US Classifications

  • 375 - Pulse or digital communications