2996237

Information

• Patent Grant
• 2996237

• References
• Source

• Patent Number

  2,996,237

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1961
  63 years ago

• CPC

  • B65D3/30 - Local reinforcements
  • Y10T24/497 - including plural impaling elements

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 024 - Buckles, buttons, clasps, etc.
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener