1316215

Information

• Patent Grant
• 1316215

• References
• Source

• Patent Number

  1,316,215

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1919
  105 years ago

• CPC

  • B21D28/243 - in profiles
  • Y10S83/905 - Buttonhole making
  • Y10T83/817 - With variable spacing between tool pairs
  • Y10T83/9418 - Punching plus nonpunching tool
  • Y10T83/9449 - Spaced cut forming tool
  • Y10T83/949 - Rectilinearly

• US Classifications

  • 083 - Cutting