2474281

Information

• Patent Grant
• 2474281

• References
• Source

• Patent Number

  2,474,281

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1949
  75 years ago

• CPC

  • E01B9/12 - Retaining or locking devices for spikes or screws

• US Classifications

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