1983821

Information

• Patent Grant
• 1983821

• References
• Source

• Patent Number

  1,983,821

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1934
  91 years ago

• CPC

  • G05D23/024 - the sensing element being of the rod type, tube type, or of a similar type
  • Y10S236/01 - Adjustable lever
  • Y10S236/16 - Relief spring

• US Classifications

  • 236 - Automatic temperature and humidity regulation