3491947

Information

• Patent Grant
• 3491947

• References
• Source

• Patent Number

  3,491,947

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1970
  54 years ago

• CPC

  • E01B9/40 - Tie-plates for flat-bottom rails
  • E01B13/02 - Rail anchors
  • E01B2201/04 - by bolting, nailing or the like
  • E01B2201/08 - by plastic or elastic deformation of fastener

• US Classifications

  • 238 - Railways: surface track