2401804

Information

• Patent Grant
• 2401804

• References
• Source

• Patent Number

  2,401,804

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1946
  78 years ago

• CPC

  • B61L29/023 - Special gates

• US Classifications

  • 246 - Railway switches and signals
  • 049 - Movable or removable closures