3859148

Information

• Patent Grant
• 3859148

• References
• Source

• Patent Number

  3,859,148

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  50 years ago

• CPC

  • C30B19/061 - Tipping system
  • H01L21/02543 - Phosphides
  • H01L21/02546 - Arsenides
  • H01L21/02576 - N-type
  • H01L21/02625 - using melted materials
  • H01L21/02628 - using solutions

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 252 - Compositions
  • 257 - Active solid-state devices