3531978

Information

• Patent Grant
• 3531978

• References
• Source

• Patent Number

  3,531,978

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1970
  54 years ago

• CPC

  • G06G7/48 - Analogue computers for specific processes, systems or devices
  • G01L27/02 - of indicators

• US Classifications

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