3588570

Information

• Patent Grant
• 3588570

• References
• Source

• Patent Number

  3,588,570

• Date Filed

  Not available

• Date Issued

  Monday, June 28, 1971
  53 years ago

• CPC

  • H01J40/06 - Photo-emissive cathodes
  • H01J1/34 - Photo-emissive cathodes
  • H01J2201/3425 - Metals, metal alloys
  • Y10T428/24058 - including grain, strips, or filamentary elements in respective layers or components in angular relation

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 257 - Active solid-state devices
  • 427 - Coating processes