3757717

Information

• Patent Grant
• 3757717

• References
• Source

• Patent Number

  3,757,717

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1973
  51 years ago

• CPC

  • B67B7/00 - Hand- or power-operated devices for opening closed containers
  • B21D51/34 - by pressing
  • Y10T29/4992 - by flaring inserted cup or tube end

• US Classifications

  • 413 - Sheet metal container making
  • 029 - Metal working
  • 053 - Package making