2822850

Information

• Patent Grant
• 2822850

• References
• Source

• Patent Number

  2,822,850

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  66 years ago

• CPC

  • B21K1/701 - Weld nuts
  • Y10S411/965 - with retainer

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 470 - Threaded, headed fastener, or washer making: process and apparatus