1931439

Information

• Patent Grant
• 1931439

• References
• Source

• Patent Number

  1,931,439

• Date Filed

  Not available

• Date Issued

  Tuesday, October 17, 1933
  91 years ago

• CPC

  • F26B17/008 - the material being a slurry or paste applied onto moving elements

• US Classifications

  • 198 - Conveyors: power-driven