2094642

Information

• Patent Grant
• 2094642

• References
• Source

• Patent Number

  2,094,642

• Date Filed

  Not available

• Date Issued

  Tuesday, October 5, 1937
  87 years ago

• CPC

  • H01L21/165 - Reduction of the copper oxide, treatment of the oxide layer

• US Classifications

  • 216 - Etching a substrate: processes
  • 257 - Active solid-state devices