3828232

Information

• Patent Grant
• 3828232

• References
• Source

• Patent Number

  3,828,232

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1974
  50 years ago

• CPC

  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01J9/233 - Manufacture of photo-electric screens or charge-storage screens
  • H01J29/455 - formed on a silicon substrate
  • H01L27/00 - Devices consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate
  • Y10S148/006 - Apparatus
  • Y10S148/026 - Deposition thru hole in mask
  • Y10S148/05 - Etch and refill
  • Y10S148/12 - Photocathodes-Cs coated and solar cell
  • Y10S257/917 - Plural dopants of same conductivity type in same region

• US Classifications

  • 257 - Active solid-state devices
  • 148 - Metal treatment
  • 313 - Electric lamp and discharge devices
  • 438 - Semiconductor device manufacturing: process