3920059

Information

• Patent Grant
• 3920059

• References
• Source

• Patent Number

  3,920,059

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • B21D39/03 - of sheet metal otherwise than by folding
  • F16B37/062 - by means of riveting
  • Y10S411/967 - Deformable bolthead or nut

• US Classifications

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