1660372

Information

• Patent Grant
• 1660372

• References
• Source

• Patent Number

  1,660,372

• Date Filed

  Not available

• Date Issued

  Tuesday, February 28, 1928
  96 years ago

• CPC

  • B23B47/28 - Drill jigs for workpieces
  • Y10S29/063 - Fluid conveyor or applicator
  • Y10S62/10 - Tool cooling
  • Y10T408/38 - Plural, simultaneously operational tools
  • Y10T408/44 - with means to apply transient, fluent medium to work or product
  • Y10T408/55 - with work-engaging structure other than Tool or tool-support

• US Classifications

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