2456099

Information

• Patent Grant
• 2456099

• References
• Source

• Patent Number

  2,456,099

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1948
  76 years ago

• CPC

  • H01J19/30 - characterised by the material
  • H01J2893/0021 - carbon

• US Classifications

  • 252 - Compositions