3852621

Information

• Patent Grant
• 3852621

• References
• Source

• Patent Number

  3,852,621

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • G01R17/105 - for measuring impedance or resistance
  • G01K7/203 - in an oscillator circuit
  • G05D23/1913 - delivering a series of pulses
  • G05D23/24 - the sensing element having a resistance varying with temperature
  • H03K3/284 - monostable

• US Classifications

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