525837

Information

• Patent Grant
• 525837

• References
• Source

• Patent Number

  525,837

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1894
  130 years ago

• CPC

  • F16B39/122 - foreseen with mating surfaces inclined
  • Y10S411/955 - Locked bolthead or nut
  • Y10S411/975 - Rotatable washer

• US Classifications

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