2071421

Information

• Patent Grant
• 2071421

• References
• Source

• Patent Number

  2,071,421

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1937
  88 years ago

• CPC

  • C10G9/04 - Retorts
  • F23D11/44 - Preheating devices Vaporising devices

• US Classifications

  • 048 - Gas: heating and illuminating