1695422

Information

• Patent Grant
• 1695422

• References
• Source

• Patent Number

  1,695,422

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1928
  96 years ago

• CPC

  • G01R5/04 - with magnet external to the coil
  • G01R1/40 - Modifications of instruments to indicate the maximum or the minimum value reached in a time interval

• US Classifications

  • 324 - Electricity: measuring and testing