2231232

Information

• Patent Grant
• 2231232

• References
• Source

• Patent Number

  2,231,232

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1941
  83 years ago

• CPC

  • E01B7/04 - Constructions with tongues turning about a vertical pivot at the end

• US Classifications

  • 246 - Railway switches and signals