1943644

Information

• Patent Grant
• 1943644

• References
• Source

• Patent Number

  1,943,644

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1934
  91 years ago

• CPC

  • B23G1/22 - Machines specially designed for operating on pipes or tubes
  • Y10T408/8595 - Pivotable tool-support
  • Y10T408/85985 - Plural tools moved by diametrically opposed screws

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool