3784134

Information

• Patent Grant
• 3784134

• References
• Source

• Patent Number

  3,784,134

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1974
  50 years ago

• CPC

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

• US Classifications

  • 246 - Railway switches and signals