3133247

Information

• Patent Grant
• 3133247

• References
• Source

• Patent Number

  3,133,247

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1964
  60 years ago

• CPC

  • G01R11/60 - Subtraction meters Meters measuring maximum or minimum load hours

• US Classifications

  • 324 - Electricity: measuring and testing