1344957

Information

• Patent Grant
• 1344957

• References
• Source

• Patent Number

  1,344,957

• Date Filed

  Not available

• Date Issued

  Tuesday, June 29, 1920
  104 years ago

• CPC

  • E01B7/28 - Crossings
  • E01B7/00 - Switches Crossings
  • E01B2202/022 - about horizontal axis

• US Classifications

  • 246 - Railway switches and signals