2883551

Information

• Patent Grant
• 2883551

• References
• Source

• Patent Number

  2,883,551

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1959
  66 years ago

• CPC

  • G01T1/18 - with counting-tube arrangements
  • H02M7/445 - using discharge tubes

• US Classifications

  • 250 - Radiant energy
  • 331 - Oscillators