1554780

Information

• Patent Grant
• 1554780

• References
• Source

• Patent Number

  1,554,780

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1925
  99 years ago

• CPC

  • F26B17/1475 - the movement being a vibration or oscillation

• US Classifications

  • 034 - Drying and gas or vapor contact with solids
  • 241 - Solid material comminution or disintegration
  • 432 - Heating