2270548

Information

• Patent Grant
• 2270548

• References
• Source

• Patent Number

  2,270,548

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1942
  83 years ago

• CPC

  • B23B5/26 - for simultaneously turning internal and external surfaces of a body
  • B23B47/28 - Drill jigs for workpieces
  • Y10T29/49284 - including machining or angular cutting
  • Y10T29/53904 - Means comprising piston ring group contractor or holder

• US Classifications

  • 269 - Work holders
  • 029 - Metal working