1425472

Information

• Patent Grant
• 1425472

• References
• Source

• Patent Number

  1,425,472

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1922
  102 years ago

• CPC

  • E01B7/28 - Crossings
  • E01B7/00 - Switches Crossings
  • E01B2202/024 - about vertical axis

• US Classifications

  • 246 - Railway switches and signals