2981843

Information

• Patent Grant
• 2981843

• References
• Source

• Patent Number

  2,981,843

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1961
  63 years ago

• CPC

  • G01S3/788 - producing a frequency modulation characteristic

• US Classifications

  • 250 - Radiant energy
  • 318 - Electricity: motive power systems