1990356

Information

• Patent Grant
• 1990356

• References
• Source

• Patent Number

  1,990,356

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1935
  89 years ago

• CPC

  • G05D23/126 - using a capillary tube
  • Y10S165/484 - Orifices mounted at conduit ends

• US Classifications

  • 165 - Heat exchange
  • 236 - Automatic temperature and humidity regulation