615877

Information

• Patent Grant
• 615877

• References
• Source

• Patent Number

  615,877

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1898
  127 years ago

• CPC

  • F16B39/101 - with a plate, spring, wire or ring holding two or more nuts or bolt heads which are mainly in the same plane
  • Y10S411/981 - Coiled washer

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener