3786681

Information

• Patent Grant
• 3786681

• References
• Source

• Patent Number

  3,786,681

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  50 years ago

• CPC

  • H01S3/106 - by controlling a device placed within the cavity
  • G01L1/243 - using means for applying force perpendicular to the fibre axis
  • G01L9/0039 - using photoelectric means
  • G01L11/025 - using a pressure-sensitive optical fibre
  • G01P15/08 - with conversion into electric or magnetic values
  • G01V7/10 - using torsion balances
  • H01S3/083 - Ring lasers

• US Classifications

  • 073 - Measuring and testing
  • 356 - Optics: measuring and testing
  • 372 - Coherent light generators