1404810

Information

• Patent Grant
• 1404810

• References
• Source

• Patent Number

  1,404,810

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1922
  103 years ago

• CPC

  • E01B7/28 - Crossings
  • E01B7/00 - Switches Crossings
  • E01B2202/024 - about vertical axis
  • E01B2202/027 - Including a component perpendicular to the plane of the rails

• US Classifications

  • 246 - Railway switches and signals