3911769

Information

• Patent Grant
• 3911769

• References
• Source

• Patent Number

  3,911,769

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1975
  49 years ago

• CPC

  • B26D3/08 - Making a superficial cut in the surface of the work without removal of material
  • Y10T83/0289 - Plural independent rotary blades
  • Y10T225/307 - Combined with preliminary weakener or with nonbreaking cutter
  • Y10T225/371 - Movable breaking tool

• US Classifications

  • 083 - Cutting
  • 225 - Severing by tearing or breaking