1520836

Information

• Patent Grant
• 1520836

• References
• Source

• Patent Number

  1,520,836

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1924
  101 years ago

• CPC

  • B07C3/001 - Code converters for keyboards in coding stations
  • Y10S209/90 - Sorting flat-type mail

• US Classifications

  • 209 - Classifying, separating, and assorting solids
  • 193 - Conveyors, chutes, skids, guides, and ways