2817990

Information

• Patent Grant
• 2817990

• References
• Source

• Patent Number

  2,817,990

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1957
  67 years ago

• CPC

  • B23B9/02 - Automatic or semi-automatic machines for turning of stock
  • Y10T29/5178 - Attachment
  • Y10T82/2524 - Multiple
  • Y10T82/2541 - Slide rest

• US Classifications

  • 082 - Turning
  • 029 - Metal working