3894332

Information

• Patent Grant
• 3894332

• References
• Source

• Patent Number

  3,894,332

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1975
  50 years ago

• CPC

  • B82Y10/00 - Nano-technology for information processing, storage or transmission
  • H01J1/32 - Secondary-electron-emitting electrodes
  • H01J9/12 - of photo-emissive cathodes of secondary-emission electrodes
  • H01J9/34 - Joining base to vessel
  • H01J31/48 - Tubes with amplification of output effected by electron multiplier arrangements within the vacuum space
  • H01J31/49 - Pick-up adapted for an input of electromagnetic radiation other than visible light and having an electric output
  • H01J2201/3423 - Semiconductors
  • Y10S257/917 - Plural dopants of same conductivity type in same region
  • Y10S438/978 - forming tapered edges on substrate or adjacent layers

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 257 - Active solid-state devices
  • 313 - Electric lamp and discharge devices