3171980

Information

• Patent Grant
• 3171980

• References
• Source

• Patent Number

  3,171,980

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1965
  60 years ago

• CPC

  • G11C19/182 - in combination with semiconductor elements
  • H03K5/135 - by the use of time reference signals

• US Classifications

  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems