3441845

Information

• Patent Grant
• 3441845

• References
• Source

• Patent Number

  3,441,845

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1969
  55 years ago

• CPC

  • G01R1/28 - Provision in measuring instruments for reference values
  • G01R27/12 - using hand generators

• US Classifications

  • 324 - Electricity: measuring and testing