2058520

Information

• Patent Grant
• 2058520

• References
• Source

• Patent Number

  2,058,520

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1936
  87 years ago

• CPC

  • B21H7/002 - Fasteners, rivets
  • B21H3/065 - Planetary thread rolling

• US Classifications

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