1769852

Information

• Patent Grant
• 1769852

• References
• Source

• Patent Number

  1,769,852

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1930
  94 years ago

• CPC

  • C23C8/80 - After-treatment
  • H01L21/02565 - Oxide semiconducting materials not being Group 12/16 materials
  • H01L21/02614 - Transformation of metal
  • H01L21/165 - Reduction of the copper oxide, treatment of the oxide layer

• US Classifications

  • 148 - Metal treatment
  • 257 - Active solid-state devices