2223491

Information

• Patent Grant
• 2223491

• References
• Source

• Patent Number

  2,223,491

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1940
  84 years ago

• CPC

  • E01B5/02 - Rails
  • E01B11/04 - Flat fishplates

• US Classifications

  • 238 - Railways: surface track