1900188

Information

• Patent Grant
• 1900188

• References
• Source

• Patent Number

  1,900,188

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1933
  92 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
  • Y10S408/707 - Drilling opening for bearing in connecting rod or piston

• US Classifications

  • 269 - Work holders
  • 408 - Cutting by use of rotating axially moving tool