1381054

Information

• Patent Grant
• 1381054

• References
• Source

• Patent Number

  1,381,054

• Date Filed

  Not available

• Date Issued

  Tuesday, June 7, 1921
  103 years ago

• CPC

  • F26B21/024 - by using movable fan units

• US Classifications

  • 034 - Drying and gas or vapor contact with solids