3543229

Information

• Patent Grant
• 3543229

• References
• Source

• Patent Number

  3,543,229

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • G01S15/8968 - using acoustical modulation of a light beam
  • A61B5/08 - Detecting, measuring or recording devices for evaluating the respiratory organs
  • A61B8/00 - Diagnosis using ultrasonic, sonic or infrasonic waves
  • G01N29/0609 - Display arrangements
  • G01N29/0636 - with permanent recording
  • G01S7/60 - for providing a permanent recording

• US Classifications

  • 367 - Communications, electrical: acoustic wave systems and devices
  • 073 - Measuring and testing
  • 347 - Incremental printing of symbolic information