2021994

Information

• Patent Grant
• 2021994

• References
• Source

• Patent Number

  2,021,994

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1935
  89 years ago

• CPC

  • F25B17/086 - with two or more boiler-sorber/evaporator units
  • F25B17/04 - with two or more boilers operating alternately

• US Classifications

  • 062 - Refrigeration