1672189

Information

• Patent Grant
• 1672189

• References
• Source

• Patent Number

  1,672,189

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1928
  96 years ago

• CPC

  • G01P3/487 - delivered by rotating magnets
  • G01P3/4956 - with thermal compensation

• US Classifications

  • 073 - Measuring and testing
  • 324 - Electricity: measuring and testing