1747417

Information

• Patent Grant
• 1747417

• References
• Source

• Patent Number

  1,747,417

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1930
  95 years ago

• CPC

  • E01B3/36 - Composite sleepers
  • E01B9/54 - Rail chairs

• US Classifications

  • 238 - Railways: surface track