1370410

Information

• Patent Grant
• 1370410

• References
• Source

• Patent Number

  1,370,410

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1921
  103 years ago

• CPC

  • E01B7/28 - Crossings
  • E01B7/00 - Switches Crossings
  • E01B2202/024 - about vertical axis
  • E01B2202/044 - Rolling
  • E01B2202/06 - Use of friction-reducing surfaces

• US Classifications

  • 246 - Railway switches and signals