1368537

Information

• Patent Grant
• 1368537

• References
• Source

• Patent Number

  1,368,537

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1921
  104 years ago

• CPC

  • F26B21/024 - by using movable fan units

• US Classifications

  • 034 - Drying and gas or vapor contact with solids