1346312

Information

• Patent Grant
• 1346312

• References
• Source

• Patent Number

  1,346,312

• Date Filed

  Not available

• Date Issued

  Tuesday, July 13, 1920
  105 years ago

• CPC

  • E01B3/38 - Longitudinal sleepers Longitudinal sleepers integral or combined with tie-rods Combined longitudinal and transverse sleepers Layers of concrete supporting both rails
  • E01B9/54 - Rail chairs

• US Classifications

  • 238 - Railways: surface track