2702274

Information

• Patent Grant
• 2702274

• References
• Source

• Patent Number

  2,702,274

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1955
  70 years ago

• CPC

  • H01J9/14 - of non-emitting electrodes
  • H01J29/43 - using photo-emissive mosaic
  • Y10T428/31623 - Next to polyamide or polyimide

• US Classifications

  • 204 - Chemistry: electrical and wave energy
  • 216 - Etching a substrate: processes
  • 219 - Electric heating
  • 427 - Coating processes
  • 428 - Stock material or miscellaneous articles