1156580

Information

• Patent Grant
• 1156580

• References
• Source

• Patent Number

  1,156,580

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1915
  109 years ago

• CPC

  • B21D45/006 - Stripping-off devices
  • Y10S83/905 - Buttonhole making
  • Y10T83/2159 - By spring means
  • Y10T83/766 - Spaced edges

• US Classifications

  • 083 - Cutting
  • 033 - Geometrical instruments
  • 112 - Sewing
  • 269 - Work holders