2222171

Information

• Patent Grant
• 2222171

• References
• Source

• Patent Number

  2,222,171

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • C10H15/06 - with automatic carbide feed by valves

• US Classifications

  • 048 - Gas: heating and illuminating
  • 222 - Dispensing