3739981

Information

• Patent Grant
• 3739981

• References
• Source

• Patent Number

  3,739,981

• Date Filed

  Not available

• Date Issued

  Tuesday, June 19, 1973
  51 years ago

• CPC

  • E01B9/303 - the clip being a shaped bar
  • E01B3/32 - with armouring or reinforcement

• US Classifications

  • 238 - Railways: surface track