3896788

Information

• Patent Grant
• 3896788

• References
• Source

• Patent Number

  3,896,788

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1975
  49 years ago

• CPC

  • G01F1/663 - by measuring Doppler frequency shift
  • A61B8/06 - Measuring blood flow
  • G01P5/242 - involving continuous
  • G01S15/586 - using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets

• US Classifications

  • 600 - Surgery
  • 073 - Measuring and testing
  • 367 - Communications, electrical: acoustic wave systems and devices