3138495

Information

• Patent Grant
• 3138495

• References
• Source

• Patent Number

  3,138,495

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1964
  60 years ago

• CPC

  • H01L21/2215 - in AIIIBV compounds
  • Y10S438/923 - Diffusion through a layer

• US Classifications

  • 257 - Active solid-state devices
  • 065 - Glass manufacturing
  • 136 - Batteries: thermoelectric and photoelectric
  • 148 - Metal treatment
  • 252 - Compositions
  • 438 - Semiconductor device manufacturing: process