2753356

Information

• Patent Grant
• 2753356

• References
• Source

• Patent Number

  2,753,356

• Date Filed

  Not available

• Date Issued

  Tuesday, July 3, 1956
  68 years ago

• CPC

  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • C09B5/2472 - 1,3 dioxo derivatives
  • H01L21/3063 - Electrolytic etching
  • H01L21/308 - using masks
  • 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

• US Classifications

  • 548 - Organic compounds
  • 257 - Active solid-state devices