3560845

Information

• Patent Grant
• 3560845

• References
• Source

• Patent Number

  3,560,845

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1971
  54 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
  • G01D5/2006 - by influencing the self-induction of one or more coils
  • G01D5/204 - by influencing the mutual induction between two 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
  • G01L23/12 - by changing capacitance or inductance

• US Classifications

  • 324 - Electricity: measuring and testing