3313486

Information

• Patent Grant
• 3313486

• References
• Source

• Patent Number

  3,313,486

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1967
  57 years ago

• CPC

  • E01B9/306 - the clip being a shaped plate
  • E01B3/36 - Composite sleepers
  • E01B3/40 - Slabs Blocks Pot sleepers Fastening tie-rods to them
  • E01B9/686 - with textured surface

• US Classifications

  • 238 - Railways: surface track