1669436

Information

• Patent Grant
• 1669436

• References
• Source

• Patent Number

  1,669,436

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1928
  97 years ago

• CPC

  • E01B9/64 - Rail fastenings gripping or encircling the sleeper

• US Classifications

  • 238 - Railways: surface track