1878972

Information

• Patent Grant
• 1878972

• References
• Source

• Patent Number

  1,878,972

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1932
  92 years ago

• CPC

  • C10B5/06 - with horizontal heating flues

• US Classifications

  • 202 - Distillation: apparatus