1410479

Information

• Patent Grant
• 1410479

• References
• Source

• Patent Number

  1,410,479

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1922
  102 years ago

• CPC

  • E01B11/06 - with keys or pins
  • Y10S411/992 - Key, plate, or bar

• US Classifications

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