2631783

Information

• Patent Grant
• 2631783

• References
• Source

• Patent Number

  2,631,783

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1953
  71 years ago

• CPC

  • E01B3/48 - Distance keepers or tie-rods for sleepers
  • E01B1/008 - Drainage of track
  • E01B1/001 - Track with ballast
  • E01B2204/07 - Drainage

• US Classifications

  • 238 - Railways: surface track