1852414

Information

• Patent Grant
• 1852414

• References
• Source

• Patent Number

  1,852,414

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1932
  92 years ago

• CPC

  • G01F1/106 - with electrostatic coupling to the indicating device

• US Classifications

  • 073 - Measuring and testing
  • 200 - Electricity: circuit makers and breakers