2745047

Information

• Patent Grant
• 2745047

• References
• Source

• Patent Number

  2,745,047

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1956
  68 years ago

• CPC

  • H01L21/10 - Preliminary treatment of the selenium or tellurium, its application to the foundation plate, or the subsequent treatment of the combination
  • H01L21/02425 - Conductive materials
  • H01L21/02491 - Conductive materials
  • H01L21/02521 - Materials
  • H01L21/02617 - Deposition types
  • H01L21/02667 - Crystallisation or recrystallisation of non-monocrystalline semiconductor materials
  • H01L21/08 - Preparation of the foundation plate
  • Y10S73/05 - Liquid levels with magnetic transmission

• US Classifications

  • 257 - Active solid-state devices
  • 073 - Measuring and testing
  • 438 - Semiconductor device manufacturing: process