3791243

Information

• Patent Grant
• 3791243

• References
• Source

• Patent Number

  3,791,243

• Date Filed

  Not available

• Date Issued

  Tuesday, February 12, 1974
  50 years ago

• CPC

  • B23D21/14 - cutting inside the tube
  • Y10S83/935 - Endless band
  • Y10T83/0596 - Cutting wall of hollow work
  • Y10T83/386 - With expanding mandrel
  • Y10T83/394 - One tool having unidirectional rotary motion

• US Classifications

  • 083 - Cutting