2356588

Information

• Patent Grant
• 2356588

• References
• Source

• Patent Number

  2,356,588

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1944
  80 years ago

• CPC

  • H01L21/12 - Application of an electrode to the exposed surface of the selenium or tellurium after the selenium or tellurium has been applied to the foundation plate
  • H01L21/08 - Preparation of the foundation plate

• US Classifications

  • 257 - Active solid-state devices
  • 029 - Metal working
  • 438 - Semiconductor device manufacturing: process