3900865

Information

• Patent Grant
• 3900865

• References
• Source

• Patent Number

  3,900,865

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • H01J1/34 - Photo-emissive cathodes
  • H01J2201/3423 - Semiconductors
  • Y10S148/049 - Equivalence and options
  • Y10S148/065 - Gp III-V generic compounds-processing
  • Y10S148/072 - Heterojunctions
  • Y10S148/119 - Phosphides of gallium or indium
  • Y10S148/15 - Silicon on sapphire SOS
  • Y10S148/169 - Vacuum deposition

• US Classifications

  • 257 - Active solid-state devices
  • 148 - Metal treatment
  • 313 - Electric lamp and discharge devices