2960575

Information

• Patent Grant
• 2960575

• References
• Source

• Patent Number

  2,960,575

• Date Filed

  Not available

• Date Issued

  Tuesday, November 15, 1960
  64 years ago

• CPC

  • H01J17/48 - with more than one cathode or anode
  • H03K17/52 - using gas-filled tubes
  • H04Q3/521 - using semiconductors in the switching stages
  • H04Q3/525 - using tubes in the switching stages

• US Classifications

  • 379 - Telephonic communications