3906162

Information

• Patent Grant
• 3906162

• References
• Source

• Patent Number

  3,906,162

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1975
  49 years ago

• CPC

  • H04M19/006 - Circuits for increasing the range of current supply source

• US Classifications

  • 379 - Telephonic communications