2561243

Information

• Patent Grant
• 2561243

• References
• Source

• Patent Number

  2,561,243

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1951
  73 years ago

• CPC

  • G01J1/30 - using electric radiation detectors

• US Classifications

  • 356 - Optics: measuring and testing
  • 250 - Radiant energy