3409742

Information

• Patent Grant
• 3409742

• References
• Source

• Patent Number

  3,409,742

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1968
  56 years ago

• CPC

  • G11C19/06 - using structures with a number of apertures or magnetic loops
  • H04Q3/42 - Circuit arrangements for indirect selecting controlled by common circuits

• US Classifications

  • 379 - Telephonic communications