3540021

Information

• Patent Grant
• 3540021

• References
• Source

• Patent Number

  3,540,021

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1970
  54 years ago

• CPC

  • G11C19/0841 - using electric current
  • G11C19/0825 - using a variable perpendicular magnetic field

• US Classifications

  • 365 - Static information storage and retrieval