440769

Information

• Patent Grant
• 440769

• References
• Source

• Patent Number

  440,769

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1890
  134 years ago

• CPC

  • E01B11/02 - Dismountable rail joints
  • Y10S411/974 - Side lock
  • Y10S411/994 - Sliding washer

• US Classifications

  • 238 - Railways: surface track
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener