3616518

Information

• Patent Grant
• 3616518

• References
• Source

• Patent Number

  3,616,518

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • B21D39/03 - of sheet metal otherwise than by folding
  • B21D53/80 - dustproof covers safety covers
  • Y10T29/49792 - Dividing through modified portion
  • Y10T29/49796 - Coacting pieces

• US Classifications

  • 029 - Metal working