2935311

Information

• Patent Grant
• 2935311

• References
• Source

• Patent Number

  2,935,311

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1960
  64 years ago

• CPC

  • G01P3/04 - by comparing two speeds

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 073 - Measuring and testing
  • 235 - Registers
  • 318 - Electricity: motive power systems