2217088

Information

• Patent Grant
• 2217088

• References
• Source

• Patent Number

  2,217,088

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1940
  84 years ago

• CPC

  • G01R5/20 - Induction instruments
  • G01P3/44 - for measuring angular speed
  • G01R13/00 - Arrangements for displaying electric variables or waveforms

• US Classifications

  • 324 - Electricity: measuring and testing