3874243

Information

• Patent Grant
• 3874243

• References
• Source

• Patent Number

  3,874,243

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1975
  50 years ago

• CPC

  • G01P1/10 - for indicating predetermined speeds
  • G01P3/16 - by using centrifugal forces of solid masses

• US Classifications

  • 073 - Measuring and testing