1390338

Information

• Patent Grant
• 1390338

• References
• Source

• Patent Number

  1,390,338

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1921
  103 years ago

• CPC

  • F26B15/105 - the articles
  • Y10S198/952 - Heating or cooling

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 198 - Conveyors: power-driven