2721954

Information

• Patent Grant
• 2721954

• References
• Source

• Patent Number

  2,721,954

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1955
  69 years ago

• CPC

  • H01J29/72 - along one straight line or along two perpendicular straight lines

• US Classifications

  • 378 - X-ray or gamma ray systems or devices
  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices