2728008

Information

• Patent Grant
• 2728008

• References
• Source

• Patent Number

  2,728,008

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1955
  70 years ago

• CPC

  • H01J29/07 - Shadow masks for colour television tubes
  • H01J2229/0783 - improving thermal radiation properties

• US Classifications

  • 313 - Electric lamp and discharge devices