3117290

Information

• Patent Grant
• 3117290

• References
• Source

• Patent Number

  3,117,290

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1964
  61 years ago

• CPC

  • H03C7/022 - using ferromagnetic devices

• US Classifications

  • 332 - Modulators
  • 333 - Wave transmission lines and networks
  • 342 - Communications: directive radio wave systems and devices
  • 455 - Telecommunications