3899

Information

• Patent Grant
• 3899

• References
• Source

• Patent Number

  3,899

• Date Filed

  Not available

• Date Issued

  Friday, January 31, 1845
  180 years ago

• CPC

  • B23B51/0473 - details about the connection between the driven shaft and the tubular cutting part
  • Y10T408/895 - Having axial, core-receiving central portion
  • Y10T408/898 - Helical ribbon Tool

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 417 - Pumps