3731184

Information

• Patent Grant
• 3731184

• References
• Source

• Patent Number

  3,731,184

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • A61B5/0535 - impedance plethysmography
  • G01B7/00 - Measuring arrangements characterised by the use of electric or magnetic means
  • G01B7/32 - for measuring areas
  • G01D5/20 - by varying inductance
  • G01D5/2006 - by influencing the self-induction of one or more coils
  • G01F1/58 - by electro-magnetic flowmeters
  • G01L1/14 - by measuring variations in capacitance or inductance of electrical elements
  • G01L9/0004 - using variations in inductance

• US Classifications

  • 324 - Electricity: measuring and testing
  • 033 - Geometrical instruments
  • 073 - Measuring and testing
  • 336 - Inductor devices