1640466

Information

• Patent Grant
• 1640466

• References
• Source

• Patent Number

  1,640,466

• Date Filed

  Not available

• Date Issued

  Tuesday, August 30, 1927
  97 years ago

• CPC

  • B26D3/14 - Forming notches in marginal portion of work by cutting
  • Y10T83/4577 - Work fed successively to plural tools
  • Y10T83/814 - Punch and shear

• US Classifications

  • 083 - Cutting
  • 493 - Manufacturing container or tube from paper