3518423

Information

• Patent Grant
• 3518423

• References
• Source

• Patent Number

  3,518,423

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1970
  54 years ago

• CPC

  • E01B7/08 - Other constructions of tongues
  • E01B7/14 - with movable parts

• US Classifications

  • 246 - Railway switches and signals