2712751

Information

• Patent Grant
• 2712751

• References
• Source

• Patent Number

  2,712,751

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1955
  68 years ago

• CPC

  • H01J9/224 - by precipitation

• US Classifications

  • 073 - Measuring and testing
  • 250 - Radiant energy