1057523

Information

• Patent Grant
• 1057523

• References
• Source

• Patent Number

  1,057,523

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1913
  111 years ago

• CPC

  • B26D7/015 - for sheet material or piles of sheets
  • Y10S83/905 - Buttonhole making
  • Y10T83/7653 - Having curved cutting edge to make arcuate cut, plural nonaligned intersecting cutting edges, or spaced punches
  • Y10T83/8732 - Turret of tools
  • Y10T83/8809 - Fixed axis lever
  • Y10T83/9309 - Anvil
  • Y10T83/9418 - Punching plus nonpunching tool

• US Classifications

  • 083 - Cutting
  • 269 - Work holders