1818139

Information

• Patent Grant
• 1818139

• References
• Source

• Patent Number

  1,818,139

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1931
  93 years ago

• CPC

  • F25D11/02 - with cooling compartments at different temperatures
  • F25D2400/30 - Quick freezing
  • Y10S62/11 - Hydrator receptacles

• US Classifications

  • 062 - Refrigeration