2540728

Information

• Patent Grant
• 2540728

• References
• Source

• Patent Number

  2,540,728

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1951
  73 years ago

• CPC

  • G05B1/04 - with sensing of the position of the pointer of a measuring instrument

• US Classifications

  • 236 - Automatic temperature and humidity regulation
  • 331 - Oscillators
  • 361 - Electricity: electrical systems and devices