2322955

Information

• Patent Grant
• 2322955

• References
• Source

• Patent Number

  2,322,955

• Date Filed

  Not available

• Date Issued

  Tuesday, June 29, 1943
  81 years ago

• CPC

  • H04M19/00 - Current supply arrangements for telephone systems
  • Y10T307/527 - Storage battery or accumulator-type source
  • Y10T307/669 - Differing capacities
  • Y10T307/729 - Condition responsive

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 320 - Electricity: battery or capacitor charging or discharging