1686845

Information

• Patent Grant
• 1686845

• References
• Source

• Patent Number

  1,686,845

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1928
  96 years ago

• CPC

  • B23Q3/062 - adapted for holding workpieces having a special form or being made from a special material
  • B23Q2703/105 - for clamping a crankshaft
  • Y10T29/5105 - Drill press
  • Y10T408/557 - Frictionally engaging sides of opening in work

• US Classifications

  • 029 - Metal working
  • 408 - Cutting by use of rotating axially moving tool