3851191

Information

• Patent Grant
• 3851191

• References
• Source

• Patent Number

  3,851,191

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • G08C19/26 - by varying pulse repetition frequency
  • G01K1/024 - for remote indication
  • H03K4/502 - the capacitor being charged from a constant-current source

• US Classifications

  • 340 - Communications: electrical
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 374 - Thermal measuring and testing