1894937

Information

• Patent Grant
• 1894937

• References
• Source

• Patent Number

  1,894,937

• Date Filed

  Not available

• Date Issued

  Tuesday, January 24, 1933
  91 years ago

• CPC

  • B23D77/042 - by means of oblique planes
  • B23D2277/56 - comprising an indication scale
  • Y10T408/858957 - Having externally threaded shank connected to tool-support
  • Y10T408/8923 - Removable central lead

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool