1567889

Information

• Patent Grant
• 1567889

• References
• Source

• Patent Number

  1,567,889

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1925
  99 years ago

• CPC

  • E01B5/10 - Composite grooved rails Inserts for grooved rails

• US Classifications

  • 238 - Railways: surface track