3101392

Information

• Patent Grant
• 3101392

• References
• Source

• Patent Number

  3,101,392

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1963
  61 years ago

• CPC

  • H04Q3/0004 - using crossbar selectors in the switching stages
  • H01H67/26 - Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement
  • H01H67/32 - having a multiplicity of interdependent armatures operated in succession by a single coil and each controlling one contact or set of contacts

• US Classifications

  • 379 - Telephonic communications