1887252

Information

• Patent Grant
• 1887252

• References
• Source

• Patent Number

  1,887,252

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • E01B11/32 - by separate parts, Inserts bridging both rail heads

• US Classifications

  • 238 - Railways: surface track
  • 014 - Bridges