1881978

Information

• Patent Grant
• 1881978

• References
• Source

• Patent Number

  1,881,978

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1932
  93 years ago

• CPC

  • G05D23/126 - using a capillary tube
  • Y10S236/11 - Expandible fluid

• US Classifications

  • 060 - Power plants
  • 236 - Automatic temperature and humidity regulation