2426377

Information

• Patent Grant
• 2426377

• References
• Source

• Patent Number

  2,426,377

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1947
  78 years ago

• CPC

  • C23C14/04 - Coating on selected surface areas
  • C23C14/24 - Vacuum evaporation
  • C23C14/243 - Crucibles for source material
  • C23C14/562 - for coating elongated substrates
  • H01L21/02521 - Materials
  • H01L21/02631 - Physical deposition at reduced pressure
  • H01L21/101 - Application of the selenium or tellurium to the foundation plate

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 118 - Coating apparatus
  • 257 - Active solid-state devices
  • 427 - Coating processes