1471251

Information

• Patent Grant
• 1471251

• References
• Source

• Patent Number

  1,471,251

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1923
  101 years ago

• CPC

  • E01B9/68 - Pads or the like
  • E01B3/42 - combined with inserts of wood or other material
  • E01B9/681 - characterised by the material

• US Classifications

  • 238 - Railways: surface track