2709469

Information

• Patent Grant
• 2709469

• References
• Source

• Patent Number

  2,709,469

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1955
  70 years ago

• CPC

  • F16B37/061 - by means of welding
  • A61M31/00 - Devices for introducing or retaining media
  • 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