2178384

Information

• Patent Grant
• 2178384

• References
• Source

• Patent Number

  2,178,384

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1939
  85 years ago

• CPC

  • B23B29/03417 - by means of inclined planes
  • Y10T408/858953 - Interfitting, tool-retaining wedge

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool