2214421

Information

• Patent Grant
• 2214421

• References
• Source

• Patent Number

  2,214,421

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1940
  84 years ago

• CPC

  • F27B9/225 - the charge being subjected to an additional manipulation along the path

• US Classifications

  • 432 - Heating