1859547

Information

• Patent Grant
• 1859547

• References
• Source

• Patent Number

  1,859,547

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1932
  92 years ago

• CPC

  • B23B51/044 - with core holding devices
  • Y10T408/5605 - Recession at tool-axis
  • Y10T408/6793 - Screw coaxial with Tool

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool