2219307

Information

• Patent Grant
• 2219307

• References
• Source

• Patent Number

  2,219,307

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1940
  84 years ago

• CPC

  • C10B31/12 - for liquid materials

• US Classifications

  • 202 - Distillation: apparatus
  • 313 - Electric lamp and discharge devices
  • 414 - Material or article handling