3527984

Information

• Patent Grant
• 3527984

• References
• Source

• Patent Number

  3,527,984

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1970
  54 years ago

• CPC

  • G08C19/02 - in which the signal transmitted is magnitude of current or voltage
  • H02H9/008 - Intrinsically safe circuits
  • H03F1/54 - with tubes only
  • H03G11/002 - without controlling loop

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems
  • 330 - Amplifiers