1518791

Information

• Patent Grant
• 1518791

• References
• Source

• Patent Number

  1,518,791

• Date Filed

  Not available

• Date Issued

  Tuesday, December 9, 1924
  100 years ago

• CPC

  • F26B15/26 - with movement in a helical path
  • F26B15/105 - the articles

• US Classifications

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