3740647

Information

• Patent Grant
• 3740647

• References
• Source

• Patent Number

  3,740,647

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1973
  51 years ago

• CPC

  • H04B7/17 - employing pulse modulation

• US Classifications

  • 455 - Telecommunications
  • 315 - Electric lamp and discharge devices: systems
  • 330 - Amplifiers