3908491

Information

• Patent Grant
• 3908491

• References
• Source

• Patent Number

  3,908,491

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • B23B29/03439 - Boring and facing heads
  • B23B3/265 - Surfacing or grooving flanges
  • B23B51/106 - with a toolholder moving along a direction oblique to the axis
  • B23D21/04 - Tube-severing machines with rotating tool-carrier
  • B23Q9/0021 - the tool being guided in a circular path
  • Y10T82/22 - Portable lathe for pipe turning

• US Classifications

  • 082 - Turning