2440693

Information

• Patent Grant
• 2440693

• References
• Source

• Patent Number

  2,440,693

• Date Filed

  Not available

• Date Issued

  Tuesday, May 4, 1948
  76 years ago

• CPC

  • G01V3/20 - operating with propagation of electric current
  • Y10T307/669 - Differing capacities

• US Classifications

  • 324 - Electricity: measuring and testing
  • 307 - Electrical transmission or interconnection systems