1789200

Information

• Patent Grant
• 1789200

• References
• Source

• Patent Number

  1,789,200

• Date Filed

  Not available

• Date Issued

  Tuesday, January 13, 1931
  93 years ago

• CPC

  • E01B11/24 - with oblique or overlapping rail ends

• US Classifications

  • 238 - Railways: surface track