1900781

Information

• Patent Grant
• 1900781

• References
• Source

• Patent Number

  1,900,781

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1933
  91 years ago

• CPC

  • C03B35/062 - using conveyors

• US Classifications

  • 406 - Conveyors: fluid current
  • 034 - Drying and gas or vapor contact with solids
  • 065 - Glass manufacturing