2109921

Information

• Patent Grant
• 2109921

• References
• Source

• Patent Number

  2,109,921

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1938
  86 years ago

• CPC

  • B23D19/08 - for special use
  • Y10S29/033 - Scoring with other step
  • Y10T83/263 - With means to apply transient nonpropellant fluent material to tool or work
  • Y10T83/7809 - Tool pair comprises rotatable tools
  • Y10T225/325 - With means to apply moment of force to weakened work
  • Y10T428/12389 - having variation in thickness
  • Y10T428/12396 - Discontinuous surface component

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 029 - Metal working
  • 083 - Cutting
  • 225 - Severing by tearing or breaking