2648040

Information

• Patent Grant
• 2648040

• References
• Source

• Patent Number

  2,648,040

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1953
  70 years ago

• CPC

  • G05D3/1481 - with discrete position sensor

• US Classifications

  • 318 - Electricity: motive power systems
  • 236 - Automatic temperature and humidity regulation