3649889

Information

• Patent Grant
• 3649889

• References
• Source

• Patent Number

  3,649,889

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  52 years ago

• CPC

  • H01L27/00 - Devices consisting of a plurality of semiconductor or other solid state components formed in or on a common substrate
  • H01J9/233 - Manufacture of photo-electric screens or charge-storage screens
  • H01J29/451 - with photosensitive junctions
  • H01L29/00 - Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier
  • Y10S148/05 - Etch and refill
  • Y10S148/051 - Etching
  • Y10S148/115 - Orientation
  • Y10S148/145 - Shaped junctions

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 148 - Metal treatment