3508437

Information

• Patent Grant
• 3508437

• References
• Source

• Patent Number

  3,508,437

• Date Filed

  Not available

• Date Issued

  Tuesday, April 28, 1970
  55 years ago

• CPC

  • G04C3/033 - using torsion pendulums using conical pendulums
  • G01H1/10 - of torsional vibrations
  • G01M99/00 - Subject matter not provided for in other groups of this subclass
  • G01N3/38 - generated by electromagnetic means
  • G01N33/445 - Rubber
  • G01N2203/0007 - Low frequencies up to 100 Hz
  • G01N2203/0021 - Torsional
  • G01N2203/005 - Electromagnetic means
  • G01N2203/0222 - Temperature
  • G01N2203/0676 - Force, weight, load, energy, speed or acceleration

• US Classifications

  • 073 - Measuring and testing
  • 968 - Horology